From 8ecf6e988a170b45035b96993329d3e526196dd1 Mon Sep 17 00:00:00 2001
From: sneurlax <sneurlax@gmail.com>
Date: Mon, 13 Feb 2023 16:45:54 -0600
Subject: [PATCH] throw error on null bch mnemonic passphrase

---
 lib/services/coins/bitcoincash/bitcoincash_wallet.dart | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/lib/services/coins/bitcoincash/bitcoincash_wallet.dart b/lib/services/coins/bitcoincash/bitcoincash_wallet.dart
index 8c12af9aa..71032a0c3 100644
--- a/lib/services/coins/bitcoincash/bitcoincash_wallet.dart
+++ b/lib/services/coins/bitcoincash/bitcoincash_wallet.dart
@@ -1466,6 +1466,11 @@ class BitcoinCashWallet extends CoinServiceAPI with WalletCache, WalletDB {
   ) async {
     final _mnemonic = await mnemonicString;
     final _mnemonicPassphrase = await mnemonicPassphrase;
+    if (_mnemonicPassphrase == null) {
+      Logging.instance.log(
+          "Exception in _generateAddressForChain: mnemonic passphrase null, possible migration issue; if using internal builds, delete wallet and restore from seed, if using a release build, please file bug report",
+          level: LogLevel.Error);
+    }
 
     final derivePath = constructDerivePath(
       derivePathType: derivePathType,
@@ -2976,6 +2981,11 @@ class BitcoinCashWallet extends CoinServiceAPI with WalletCache, WalletDB {
     try {
       final _mnemonic = await mnemonicString;
       final _mnemonicPassphrase = await mnemonicPassphrase;
+      if (_mnemonicPassphrase == null) {
+        Logging.instance.log(
+            "Exception in fullRescan: mnemonic passphrase null, possible migration issue; if using internal builds, delete wallet and restore from seed, if using a release build, please file bug report",
+            level: LogLevel.Error);
+      }
 
       await _recoverWalletFromBIP32SeedPhrase(
         mnemonic: _mnemonic!,