From a09abf06b46effd8c712d734f16712e18a873fff Mon Sep 17 00:00:00 2001
From: levoncrypto <95240473+levoncrypto@users.noreply.github.com>
Date: Thu, 14 Nov 2024 13:48:36 +0400
Subject: [PATCH] Fix block index issue with wallet scan (#1495)

---
 src/wallet/wallet.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 4273885fac..787a739f0d 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -2382,7 +2382,11 @@ CBlockIndex* CWallet::GetBlockByDate(CBlockIndex* pindexStart, const std::string
 
     while (pindex) {
         if (pindex->GetBlockTime() > targetTimestamp) {
-            return chainActive[pindex->nHeight - 200];
+            if (pindex->nHeight >= 200) {
+                return chainActive[pindex->nHeight - 200];
+            } else {
+                return chainActive[0];
+            }
         }
         pindex = chainActive.Next(pindex);
     }
@@ -2411,7 +2415,6 @@ CBlockIndex* CWallet::ScanForWalletTransactions(CBlockIndex *pindexStart, bool f
         // If you are recovering wallet with mnemonics, start rescan from the block when mnemonics were implemented in Firo.
         // If the user provides a date, start scanning from the block that corresponds to that date.
         // If no date is provided, start scanning from the mnemonic start block.
-
         std::string wcdate = GetArg("-wcdate", "");
         CBlockIndex* mnemonicStartBlock = chainActive[chainParams.GetConsensus().nMnemonicBlock];
         if (mnemonicStartBlock == NULL)