diff --git a/lib/app_config.dart b/lib/app_config.dart
index 131c7ff5b..efe6b067e 100644
--- a/lib/app_config.dart
+++ b/lib/app_config.dart
@@ -13,21 +13,28 @@ abstract class AppConfig {
 
   static List<CryptoCurrency> get coins => _supportedCoins;
 
-  static CryptoCurrency getCryptoCurrencyFor(String coinIdentifier) =>
-      coins.firstWhere(
-        (e) => e.identifier == coinIdentifier,
-      );
+  static CryptoCurrency? getCryptoCurrencyFor(String coinIdentifier) {
+    try {
+      return coins.firstWhere((e) => e.identifier == coinIdentifier);
+    } catch (_) {
+      return null;
+    }
+  }
 
-  static CryptoCurrency getCryptoCurrencyForTicker(
+  static CryptoCurrency? getCryptoCurrencyForTicker(
     final String ticker, {
     bool caseInsensitive = true,
   }) {
     final _ticker = caseInsensitive ? ticker.toLowerCase() : ticker;
-    return coins.firstWhere(
-      caseInsensitive
-          ? (e) => e.ticker.toLowerCase() == _ticker && e is! FrostCurrency
-          : (e) => e.ticker == _ticker && e is! FrostCurrency,
-    );
+    try {
+      return coins.firstWhere(
+        caseInsensitive
+            ? (e) => e.ticker.toLowerCase() == _ticker && e is! FrostCurrency
+            : (e) => e.ticker == _ticker && e is! FrostCurrency,
+      );
+    } catch (_) {
+      return null;
+    }
   }
 
   /// Fuzzy logic. Use with caution!!
diff --git a/lib/db/db_version_migration.dart b/lib/db/db_version_migration.dart
index 6d2cecd3a..fe563f5ea 100644
--- a/lib/db/db_version_migration.dart
+++ b/lib/db/db_version_migration.dart
@@ -557,7 +557,7 @@ class DbVersionMigrator with WalletDB {
 
       final count = await MainDB.instance.getTransactions(walletId).count();
 
-      final crypto = AppConfig.getCryptoCurrencyFor(info.coinIdentifier);
+      final crypto = AppConfig.getCryptoCurrencyFor(info.coinIdentifier)!;
 
       for (var i = 0; i < count; i += 50) {
         final txns = await MainDB.instance
diff --git a/lib/db/migrate_wallets_to_isar.dart b/lib/db/migrate_wallets_to_isar.dart
index ba49c9453..f957ff6e9 100644
--- a/lib/db/migrate_wallets_to_isar.dart
+++ b/lib/db/migrate_wallets_to_isar.dart
@@ -2,9 +2,8 @@ import 'dart:convert';
 
 import 'package:hive_flutter/hive_flutter.dart';
 import 'package:isar/isar.dart';
+
 import '../app_config.dart';
-import 'hive/db.dart';
-import 'isar/main_db.dart';
 import '../models/isar/models/blockchain_data/v2/transaction_v2.dart';
 import '../models/isar/models/isar_models.dart';
 import '../utilities/flutter_secure_storage_interface.dart';
@@ -13,6 +12,8 @@ import '../wallets/isar/models/token_wallet_info.dart';
 import '../wallets/isar/models/wallet_info.dart';
 import '../wallets/isar/models/wallet_info_meta.dart';
 import '../wallets/wallet/supporting/epiccash_wallet_info_extension.dart';
+import 'hive/db.dart';
+import 'isar/main_db.dart';
 
 Future<void> migrateWalletsToIsar({
   required SecureStorageInterface secureStore,
@@ -167,8 +168,8 @@ Future<void> migrateWalletsToIsar({
       coinName: old.coinIdentifier,
       walletId: old.walletId,
       name: old.name,
-      mainAddressType:
-          AppConfig.getCryptoCurrencyFor(old.coinIdentifier).primaryAddressType,
+      mainAddressType: AppConfig.getCryptoCurrencyFor(old.coinIdentifier)!
+          .primaryAddressType,
       favouriteOrderIndex: favourites.indexOf(old.walletId),
       cachedChainHeight: walletBox.get(
             DBKeys.storedChainHeight,
diff --git a/lib/models/contact_address_entry.dart b/lib/models/contact_address_entry.dart
index 3468d1706..b11f4f737 100644
--- a/lib/models/contact_address_entry.dart
+++ b/lib/models/contact_address_entry.dart
@@ -43,7 +43,7 @@ class ContactAddressEntry {
 
   factory ContactAddressEntry.fromJson(Map<String, dynamic> jsonObject) {
     return ContactAddressEntry(
-      coin: AppConfig.getCryptoCurrencyFor(jsonObject["coin"] as String),
+      coin: AppConfig.getCryptoCurrencyFor(jsonObject["coin"] as String)!,
       address: jsonObject["address"] as String,
       label: jsonObject["label"] as String,
       other: jsonObject["other"] as String?,
diff --git a/lib/models/isar/models/contact_entry.dart b/lib/models/isar/models/contact_entry.dart
index 82de58484..66cd68dc1 100644
--- a/lib/models/isar/models/contact_entry.dart
+++ b/lib/models/isar/models/contact_entry.dart
@@ -9,6 +9,7 @@
  */
 
 import 'package:isar/isar.dart';
+
 import '../../../app_config.dart';
 import '../../../wallets/crypto_currency/crypto_currency.dart';
 
@@ -102,7 +103,7 @@ class ContactAddressEntry {
   late final String? other;
 
   @ignore
-  CryptoCurrency get coin => AppConfig.getCryptoCurrencyFor(coinName);
+  CryptoCurrency get coin => AppConfig.getCryptoCurrencyFor(coinName)!;
 
   ContactAddressEntry();
 
diff --git a/lib/pages/buy_view/sub_widgets/crypto_selection_view.dart b/lib/pages/buy_view/sub_widgets/crypto_selection_view.dart
index 55ab49d6c..47cd3b3c7 100644
--- a/lib/pages/buy_view/sub_widgets/crypto_selection_view.dart
+++ b/lib/pages/buy_view/sub_widgets/crypto_selection_view.dart
@@ -13,6 +13,7 @@ import 'dart:io';
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:flutter_svg/svg.dart';
+
 import '../../../app_config.dart';
 import '../../../models/buy/response_objects/crypto.dart';
 import '../../../themes/coin_icon_provider.dart';
@@ -305,7 +306,7 @@ class CoinIconForTicker extends ConsumerWidget {
   @override
   Widget build(BuildContext context, WidgetRef ref) {
     try {
-      final coin = AppConfig.getCryptoCurrencyForTicker(ticker);
+      final coin = AppConfig.getCryptoCurrencyForTicker(ticker)!;
       return SvgPicture.file(
         File(
           ref.watch(coinIconProvider(coin)),
diff --git a/lib/pages/exchange_view/sub_widgets/exchange_provider_option.dart b/lib/pages/exchange_view/sub_widgets/exchange_provider_option.dart
index 83937ac0e..29cbd7f7f 100644
--- a/lib/pages/exchange_view/sub_widgets/exchange_provider_option.dart
+++ b/lib/pages/exchange_view/sub_widgets/exchange_provider_option.dart
@@ -12,6 +12,7 @@ import 'package:decimal/decimal.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:flutter_svg/svg.dart';
+
 import '../../../app_config.dart';
 import '../../../models/exchange/response_objects/estimate.dart';
 import '../../../providers/exchange/exchange_form_state_provider.dart';
@@ -95,7 +96,8 @@ class _ExchangeOptionState extends ConsumerState<ExchangeOption> {
                         try {
                           decimals = AppConfig.getCryptoCurrencyForTicker(
                             receivingCurrency.ticker,
-                          ).fractionDigits;
+                          )!
+                              .fractionDigits;
                         } catch (_) {
                           decimals = 8; // some reasonable alternative
                         }
diff --git a/lib/pages/exchange_view/trade_details_view.dart b/lib/pages/exchange_view/trade_details_view.dart
index 552ae0891..ae9fad302 100644
--- a/lib/pages/exchange_view/trade_details_view.dart
+++ b/lib/pages/exchange_view/trade_details_view.dart
@@ -17,15 +17,14 @@ import 'package:flutter/services.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:flutter_svg/svg.dart';
 import 'package:qr_flutter/qr_flutter.dart';
+import 'package:tuple/tuple.dart';
+import 'package:url_launcher/url_launcher.dart';
+
 import '../../app_config.dart';
 import '../../models/exchange/change_now/exchange_transaction_status.dart';
 import '../../models/isar/models/blockchain_data/transaction.dart';
 import '../../models/isar/stack_theme.dart';
 import '../../notifications/show_flush_bar.dart';
-import 'edit_trade_note_view.dart';
-import 'send_from_view.dart';
-import '../wallet_view/transaction_views/edit_note_view.dart';
-import '../wallet_view/transaction_views/transaction_details_view.dart';
 import '../../providers/global/trades_service_provider.dart';
 import '../../providers/providers.dart';
 import '../../route_generator.dart';
@@ -54,8 +53,10 @@ import '../../widgets/desktop/secondary_button.dart';
 import '../../widgets/rounded_container.dart';
 import '../../widgets/rounded_white_container.dart';
 import '../../widgets/stack_dialog.dart';
-import 'package:tuple/tuple.dart';
-import 'package:url_launcher/url_launcher.dart';
+import '../wallet_view/transaction_views/edit_note_view.dart';
+import '../wallet_view/transaction_views/transaction_details_view.dart';
+import 'edit_trade_note_view.dart';
+import 'send_from_view.dart';
 
 class TradeDetailsView extends ConsumerStatefulWidget {
   const TradeDetailsView({
@@ -281,7 +282,7 @@ class _TradeDetailsViewState extends ConsumerState<TradeDetailsView> {
                         try {
                           coin = AppConfig.getCryptoCurrencyForTicker(
                             trade.payInCurrency,
-                          );
+                          )!;
                         } catch (_) {
                           coin = AppConfig.getCryptoCurrencyByPrettyName(
                             trade.payInCurrency,
@@ -382,7 +383,7 @@ class _TradeDetailsViewState extends ConsumerState<TradeDetailsView> {
                                 final coin =
                                     AppConfig.getCryptoCurrencyForTicker(
                                   trade.payInCurrency,
-                                );
+                                )!;
                                 final amount = sendAmount.toAmount(
                                   fractionDigits: coin.fractionDigits,
                                 );
@@ -628,10 +629,9 @@ class _TradeDetailsViewState extends ConsumerState<TradeDetailsView> {
                     CustomTextButton(
                       text: "View transaction",
                       onTap: () {
-                        final CryptoCurrency coin =
-                            AppConfig.getCryptoCurrencyForTicker(
+                        final coin = AppConfig.getCryptoCurrencyForTicker(
                           trade.payInCurrency,
-                        );
+                        )!;
 
                         if (isDesktop) {
                           Navigator.of(context).push(
@@ -737,7 +737,7 @@ class _TradeDetailsViewState extends ConsumerState<TradeDetailsView> {
                                       text: address,
                                     ),
                                   );
-                                  if (mounted) {
+                                  if (context.mounted) {
                                     unawaited(
                                       showFloatingFlushBar(
                                         type: FlushBarType.info,
@@ -908,7 +908,7 @@ class _TradeDetailsViewState extends ConsumerState<TradeDetailsView> {
                                       text: address,
                                     ),
                                   );
-                                  if (mounted) {
+                                  if (context.mounted) {
                                     unawaited(
                                       showFloatingFlushBar(
                                         type: FlushBarType.info,
@@ -1276,7 +1276,7 @@ class _TradeDetailsViewState extends ConsumerState<TradeDetailsView> {
                           onTap: () async {
                             final data = ClipboardData(text: trade.tradeId);
                             await clipboard.setData(data);
-                            if (mounted) {
+                            if (context.mounted) {
                               unawaited(
                                 showFloatingFlushBar(
                                   type: FlushBarType.info,
@@ -1384,7 +1384,7 @@ class _TradeDetailsViewState extends ConsumerState<TradeDetailsView> {
                   try {
                     coin = AppConfig.getCryptoCurrencyForTicker(
                       trade.payInCurrency,
-                    );
+                    )!;
                   } catch (_) {
                     coin = AppConfig.getCryptoCurrencyByPrettyName(
                       trade.payInCurrency,
@@ -1415,7 +1415,7 @@ class _TradeDetailsViewState extends ConsumerState<TradeDetailsView> {
 }
 
 class _Divider extends StatelessWidget {
-  const _Divider({Key? key}) : super(key: key);
+  const _Divider({super.key});
 
   @override
   Widget build(BuildContext context) {
diff --git a/lib/pages/settings_views/global_settings_view/stack_backup_views/helpers/restore_create_backup.dart b/lib/pages/settings_views/global_settings_view/stack_backup_views/helpers/restore_create_backup.dart
index 7afd515b3..fbe63d398 100644
--- a/lib/pages/settings_views/global_settings_view/stack_backup_views/helpers/restore_create_backup.dart
+++ b/lib/pages/settings_views/global_settings_view/stack_backup_views/helpers/restore_create_backup.dart
@@ -16,6 +16,10 @@ import 'dart:typed_data';
 import 'package:frostdart/frostdart.dart' as frost;
 import 'package:isar/isar.dart';
 import 'package:stack_wallet_backup/stack_wallet_backup.dart';
+import 'package:tuple/tuple.dart';
+import 'package:uuid/uuid.dart';
+import 'package:wakelock/wakelock.dart';
+
 import '../../../../../app_config.dart';
 import '../../../../../db/hive/db.dart';
 import '../../../../../db/isar/main_db.dart';
@@ -52,9 +56,6 @@ import '../../../../../wallets/wallet/wallet.dart';
 import '../../../../../wallets/wallet/wallet_mixin_interfaces/cw_based_interface.dart';
 import '../../../../../wallets/wallet/wallet_mixin_interfaces/mnemonic_interface.dart';
 import '../../../../../wallets/wallet/wallet_mixin_interfaces/private_key_interface.dart';
-import 'package:tuple/tuple.dart';
-import 'package:uuid/uuid.dart';
-import 'package:wakelock/wakelock.dart';
 
 class PreRestoreState {
   final Set<String> walletIds;
@@ -776,7 +777,7 @@ abstract class SWB {
 
       final coin = AppConfig.getCryptoCurrencyFor(
         walletbackup['coinName'] as String,
-      );
+      )!;
 
       final walletName = walletbackup['name'] as String;
       final walletId = oldToNewWalletIdMap[walletbackup["id"] as String]!;
diff --git a/lib/pages_desktop_specific/desktop_exchange/exchange_steps/step_scaffold.dart b/lib/pages_desktop_specific/desktop_exchange/exchange_steps/step_scaffold.dart
index fb866f61b..103280f88 100644
--- a/lib/pages_desktop_specific/desktop_exchange/exchange_steps/step_scaffold.dart
+++ b/lib/pages_desktop_specific/desktop_exchange/exchange_steps/step_scaffold.dart
@@ -14,15 +14,11 @@ import 'package:decimal/decimal.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:qr_flutter/qr_flutter.dart';
+
 import '../../../app_config.dart';
 import '../../../models/exchange/incomplete_exchange.dart';
 import '../../../models/exchange/response_objects/trade.dart';
 import '../../../pages/exchange_view/send_from_view.dart';
-import 'subwidgets/desktop_step_1.dart';
-import 'subwidgets/desktop_step_2.dart';
-import 'subwidgets/desktop_step_3.dart';
-import 'subwidgets/desktop_step_4.dart';
-import '../subwidgets/desktop_exchange_steps_indicator.dart';
 import '../../../providers/exchange/exchange_form_state_provider.dart';
 import '../../../providers/global/trades_service_provider.dart';
 import '../../../route_generator.dart';
@@ -41,12 +37,18 @@ import '../../../widgets/desktop/primary_button.dart';
 import '../../../widgets/desktop/secondary_button.dart';
 import '../../../widgets/desktop/simple_desktop_dialog.dart';
 import '../../../widgets/fade_stack.dart';
+import '../subwidgets/desktop_exchange_steps_indicator.dart';
+import 'subwidgets/desktop_step_1.dart';
+import 'subwidgets/desktop_step_2.dart';
+import 'subwidgets/desktop_step_3.dart';
+import 'subwidgets/desktop_step_4.dart';
 
 final ssss = StateProvider<IncompleteExchangeModel?>((_) => null);
 
 final desktopExchangeModelProvider =
     ChangeNotifierProvider<IncompleteExchangeModel?>(
-        (ref) => ref.watch(ssss.state).state);
+  (ref) => ref.watch(ssss.state).state,
+);
 
 class StepScaffold extends ConsumerStatefulWidget {
   const StepScaffold({
@@ -120,8 +122,9 @@ class _StepScaffoldState extends ConsumerState<StepScaffold> {
             context: context,
             barrierDismissible: true,
             builder: (_) => SimpleDesktopDialog(
-                title: "Failed to create trade",
-                message: response.exception?.toString() ?? ""),
+              title: "Failed to create trade",
+              message: response.exception?.toString() ?? "",
+            ),
           ),
         );
       }
@@ -193,7 +196,7 @@ class _StepScaffoldState extends ConsumerState<StepScaffold> {
   void sendFromStack() {
     final trade = ref.read(desktopExchangeModelProvider)!.trade!;
     final address = trade.payInAddress;
-    final coin = AppConfig.getCryptoCurrencyForTicker(trade.payInCurrency);
+    final coin = AppConfig.getCryptoCurrencyForTicker(trade.payInCurrency)!;
     final amount = Decimal.parse(trade.payInAmount).toAmount(
       fractionDigits: coin.fractionDigits,
     );
@@ -387,9 +390,11 @@ class _StepScaffoldState extends ConsumerState<StepScaffold> {
                                   child: QrImageView(
                                     // TODO: grab coin uri scheme from somewhere
                                     // data: "${coin.uriScheme}:$receivingAddress",
-                                    data: ref.watch(desktopExchangeModelProvider
-                                        .select((value) =>
-                                            value!.trade!.payInAddress)),
+                                    data: ref.watch(
+                                      desktopExchangeModelProvider.select(
+                                        (value) => value!.trade!.payInAddress,
+                                      ),
+                                    ),
                                     size: 290,
                                     foregroundColor: Theme.of(context)
                                         .extension<StackColors>()!
diff --git a/lib/pages_desktop_specific/desktop_exchange/exchange_steps/subwidgets/desktop_step_2.dart b/lib/pages_desktop_specific/desktop_exchange/exchange_steps/subwidgets/desktop_step_2.dart
index f3f890745..c6de52ba3 100644
--- a/lib/pages_desktop_specific/desktop_exchange/exchange_steps/subwidgets/desktop_step_2.dart
+++ b/lib/pages_desktop_specific/desktop_exchange/exchange_steps/subwidgets/desktop_step_2.dart
@@ -11,11 +11,10 @@
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:tuple/tuple.dart';
+
 import '../../../../app_config.dart';
 import '../../../../models/contact_address_entry.dart';
-import '../step_scaffold.dart';
-import '../../subwidgets/desktop_choose_from_stack.dart';
-import '../../../my_stack_view/wallet_view/sub_widgets/address_book_address_chooser/address_book_address_chooser.dart';
 import '../../../../providers/exchange/exchange_send_from_wallet_id_provider.dart';
 import '../../../../providers/global/wallets_provider.dart';
 import '../../../../themes/stack_colors.dart';
@@ -32,7 +31,9 @@ import '../../../../widgets/icon_widgets/x_icon.dart';
 import '../../../../widgets/rounded_white_container.dart';
 import '../../../../widgets/stack_text_field.dart';
 import '../../../../widgets/textfield_icon_button.dart';
-import 'package:tuple/tuple.dart';
+import '../../../my_stack_view/wallet_view/sub_widgets/address_book_address_chooser/address_book_address_chooser.dart';
+import '../../subwidgets/desktop_choose_from_stack.dart';
+import '../step_scaffold.dart';
 
 class DesktopStep2 extends ConsumerStatefulWidget {
   const DesktopStep2({
@@ -70,7 +71,7 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
     try {
       final coin = AppConfig.getCryptoCurrencyForTicker(
         ref.read(desktopExchangeModelProvider)!.receiveTicker,
-      );
+      )!;
 
       final info = await showDialog<Tuple2<String, String>?>(
         context: context,
@@ -96,14 +97,15 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
     }
 
     widget.enableNextChanged.call(
-        _toController.text.isNotEmpty && _refundController.text.isNotEmpty);
+      _toController.text.isNotEmpty && _refundController.text.isNotEmpty,
+    );
   }
 
   void selectRefundAddressFromStack() async {
     try {
       final coin = AppConfig.getCryptoCurrencyForTicker(
         ref.read(desktopExchangeModelProvider)!.sendTicker,
-      );
+      )!;
 
       final info = await showDialog<Tuple2<String, String>?>(
         context: context,
@@ -127,7 +129,8 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
       Logging.instance.log("$e\n$s", level: LogLevel.Info);
     }
     widget.enableNextChanged.call(
-        _toController.text.isNotEmpty && _refundController.text.isNotEmpty);
+      _toController.text.isNotEmpty && _refundController.text.isNotEmpty,
+    );
   }
 
   void selectRecipientFromAddressBook() async {
@@ -173,7 +176,8 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
       _toController.text = entry.address;
       ref.read(desktopExchangeModelProvider)!.recipientAddress = entry.address;
       widget.enableNextChanged.call(
-          _toController.text.isNotEmpty && _refundController.text.isNotEmpty);
+        _toController.text.isNotEmpty && _refundController.text.isNotEmpty,
+      );
     }
   }
 
@@ -220,7 +224,8 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
       _refundController.text = entry.address;
       ref.read(desktopExchangeModelProvider)!.refundAddress = entry.address;
       widget.enableNextChanged.call(
-          _toController.text.isNotEmpty && _refundController.text.isNotEmpty);
+        _toController.text.isNotEmpty && _refundController.text.isNotEmpty,
+      );
     }
   }
 
@@ -301,12 +306,17 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
             Text(
               "Recipient Wallet",
               style: STextStyles.desktopTextExtraExtraSmall(context).copyWith(
-                  color: Theme.of(context)
-                      .extension<StackColors>()!
-                      .textFieldActiveSearchIconRight),
+                color: Theme.of(context)
+                    .extension<StackColors>()!
+                    .textFieldActiveSearchIconRight,
+              ),
             ),
-            if (isStackCoin(ref.watch(desktopExchangeModelProvider
-                .select((value) => value!.receiveTicker))))
+            if (isStackCoin(
+              ref.watch(
+                desktopExchangeModelProvider
+                    .select((value) => value!.receiveTicker),
+              ),
+            ))
               CustomTextButton(
                 text: "Choose from Stack",
                 onTap: selectRecipientAddressFromStack,
@@ -339,8 +349,10 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
             focusNode: _toFocusNode,
             style: STextStyles.field(context),
             onChanged: (value) {
-              widget.enableNextChanged.call(_toController.text.isNotEmpty &&
-                  _refundController.text.isNotEmpty);
+              widget.enableNextChanged.call(
+                _toController.text.isNotEmpty &&
+                    _refundController.text.isNotEmpty,
+              );
             },
             decoration: standardInputDecoration(
               "Enter the ${ref.watch(desktopExchangeModelProvider.select((value) => value!.receiveTicker.toUpperCase()))} payout address",
@@ -365,21 +377,24 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
                       _toController.text.isNotEmpty
                           ? TextFieldIconButton(
                               key: const Key(
-                                  "sendViewClearAddressFieldButtonKey"),
+                                "sendViewClearAddressFieldButtonKey",
+                              ),
                               onTap: () {
                                 _toController.text = "";
                                 ref
                                     .read(desktopExchangeModelProvider)!
                                     .recipientAddress = _toController.text;
                                 widget.enableNextChanged.call(
-                                    _toController.text.isNotEmpty &&
-                                        _refundController.text.isNotEmpty);
+                                  _toController.text.isNotEmpty &&
+                                      _refundController.text.isNotEmpty,
+                                );
                               },
                               child: const XIcon(),
                             )
                           : TextFieldIconButton(
                               key: const Key(
-                                  "sendViewPasteAddressFieldButtonKey"),
+                                "sendViewPasteAddressFieldButtonKey",
+                              ),
                               onTap: () async {
                                 final ClipboardData? data = await clipboard
                                     .getData(Clipboard.kTextPlain);
@@ -391,8 +406,9 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
                                       .read(desktopExchangeModelProvider)!
                                       .recipientAddress = _toController.text;
                                   widget.enableNextChanged.call(
-                                      _toController.text.isNotEmpty &&
-                                          _refundController.text.isNotEmpty);
+                                    _toController.text.isNotEmpty &&
+                                        _refundController.text.isNotEmpty,
+                                  );
                                 }
                               },
                               child: _toController.text.isEmpty
@@ -400,8 +416,12 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
                                   : const XIcon(),
                             ),
                       if (_toController.text.isEmpty &&
-                          isStackCoin(ref.watch(desktopExchangeModelProvider
-                              .select((value) => value!.receiveTicker))))
+                          isStackCoin(
+                            ref.watch(
+                              desktopExchangeModelProvider
+                                  .select((value) => value!.receiveTicker),
+                            ),
+                          ))
                         TextFieldIconButton(
                           key: const Key("sendViewAddressBookButtonKey"),
                           onTap: selectRecipientFromAddressBook,
@@ -433,12 +453,17 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
             Text(
               "Refund Wallet (required)",
               style: STextStyles.desktopTextExtraExtraSmall(context).copyWith(
-                  color: Theme.of(context)
-                      .extension<StackColors>()!
-                      .textFieldActiveSearchIconRight),
+                color: Theme.of(context)
+                    .extension<StackColors>()!
+                    .textFieldActiveSearchIconRight,
+              ),
             ),
-            if (isStackCoin(ref.watch(desktopExchangeModelProvider
-                .select((value) => value!.sendTicker))))
+            if (isStackCoin(
+              ref.watch(
+                desktopExchangeModelProvider
+                    .select((value) => value!.sendTicker),
+              ),
+            ))
               CustomTextButton(
                 text: "Choose from Stack",
                 onTap: selectRefundAddressFromStack,
@@ -470,8 +495,10 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
             focusNode: _refundFocusNode,
             style: STextStyles.field(context),
             onChanged: (value) {
-              widget.enableNextChanged.call(_toController.text.isNotEmpty &&
-                  _refundController.text.isNotEmpty);
+              widget.enableNextChanged.call(
+                _toController.text.isNotEmpty &&
+                    _refundController.text.isNotEmpty,
+              );
             },
             decoration: standardInputDecoration(
               "Enter ${ref.watch(desktopExchangeModelProvider.select((value) => value!.sendTicker.toUpperCase()))} refund address",
@@ -496,7 +523,8 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
                       _refundController.text.isNotEmpty
                           ? TextFieldIconButton(
                               key: const Key(
-                                  "sendViewClearAddressFieldButtonKey"),
+                                "sendViewClearAddressFieldButtonKey",
+                              ),
                               onTap: () {
                                 _refundController.text = "";
                                 ref
@@ -504,14 +532,16 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
                                     .refundAddress = _refundController.text;
 
                                 widget.enableNextChanged.call(
-                                    _toController.text.isNotEmpty &&
-                                        _refundController.text.isNotEmpty);
+                                  _toController.text.isNotEmpty &&
+                                      _refundController.text.isNotEmpty,
+                                );
                               },
                               child: const XIcon(),
                             )
                           : TextFieldIconButton(
                               key: const Key(
-                                  "sendViewPasteAddressFieldButtonKey"),
+                                "sendViewPasteAddressFieldButtonKey",
+                              ),
                               onTap: () async {
                                 final ClipboardData? data = await clipboard
                                     .getData(Clipboard.kTextPlain);
@@ -525,8 +555,9 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
                                       .refundAddress = _refundController.text;
 
                                   widget.enableNextChanged.call(
-                                      _toController.text.isNotEmpty &&
-                                          _refundController.text.isNotEmpty);
+                                    _toController.text.isNotEmpty &&
+                                        _refundController.text.isNotEmpty,
+                                  );
                                 }
                               },
                               child: _refundController.text.isEmpty
@@ -534,8 +565,12 @@ class _DesktopStep2State extends ConsumerState<DesktopStep2> {
                                   : const XIcon(),
                             ),
                       if (_refundController.text.isEmpty &&
-                          isStackCoin(ref.watch(desktopExchangeModelProvider
-                              .select((value) => value!.sendTicker))))
+                          isStackCoin(
+                            ref.watch(
+                              desktopExchangeModelProvider
+                                  .select((value) => value!.sendTicker),
+                            ),
+                          ))
                         TextFieldIconButton(
                           key: const Key("sendViewAddressBookButtonKey"),
                           onTap: selectRefundFromAddressBook,
diff --git a/lib/wallets/isar/models/wallet_info.dart b/lib/wallets/isar/models/wallet_info.dart
index 8a1d1c5ff..60a7a1b30 100644
--- a/lib/wallets/isar/models/wallet_info.dart
+++ b/lib/wallets/isar/models/wallet_info.dart
@@ -1,13 +1,14 @@
 import 'dart:convert';
 
 import 'package:isar/isar.dart';
+import 'package:uuid/uuid.dart';
+
 import '../../../app_config.dart';
 import '../../../models/balance.dart';
 import '../../../models/isar/models/blockchain_data/address.dart';
 import '../../crypto_currency/crypto_currency.dart';
 import '../isar_id_interface.dart';
 import 'wallet_info_meta.dart';
-import 'package:uuid/uuid.dart';
 
 part 'wallet_info.g.dart';
 
@@ -96,7 +97,7 @@ class WalletInfo implements IsarId {
   }
 
   @ignore
-  CryptoCurrency get coin => AppConfig.getCryptoCurrencyFor(coinName);
+  CryptoCurrency get coin => AppConfig.getCryptoCurrencyFor(coinName)!;
 
   @ignore
   Balance get cachedBalance {
@@ -466,7 +467,7 @@ class WalletInfo implements IsarId {
   ) {
     final coin = AppConfig.getCryptoCurrencyFor(
       jsonObject["coin"] as String,
-    );
+    )!;
     return WalletInfo(
       coinName: coin.identifier,
       walletId: jsonObject["id"] as String,