From f56f57b067dfaf6954f3b527b7505ede93b2dec3 Mon Sep 17 00:00:00 2001
From: levonpetrosyan93 <45027856+levonpetrosyan93@users.noreply.github.com>
Date: Fri, 22 Jul 2022 22:08:45 +0400
Subject: [PATCH] Including previous et hash into transcript (#1194)

---
 src/lelantus.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/lelantus.cpp b/src/lelantus.cpp
index 85ec738cc6..905fa98468 100644
--- a/src/lelantus.cpp
+++ b/src/lelantus.cpp
@@ -940,6 +940,12 @@ bool ConnectBlockLelantus(
                     std::vector<unsigned char> prev_hash = GetAnonymitySetHash(pindexNew->pprev, latestCoinId, true);
                     if (!prev_hash.empty())
                         hash.Write(prev_hash.data(), 32);
+                    else {
+                        if(latestCoinId > 1) {
+                            prev_hash = GetAnonymitySetHash(pindexNew->pprev, latestCoinId - 1, true);
+                            hash.Write(prev_hash.data(), 32);
+                        }
+                    }
                 }
 
                 for (auto &coin : pindexNew->lelantusMintedPubCoins[latestCoinId]) {