From 6b52965769535c6baf8d28633c4e26362b23c848 Mon Sep 17 00:00:00 2001
From: jl777 <jameslee777@yahoo.com>
Date: Mon, 17 Sep 2018 01:03:14 -1100
Subject: [PATCH] Stronger check for asset chain notarizations

---
 src/main.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/main.cpp b/src/main.cpp
index ce61a0e35..21c803754 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -3370,6 +3370,15 @@ bool static DisconnectTip(CValidationState &state, bool fBare = false) {
     CBlock block;
     if (!ReadBlockFromDisk(block, pindexDelete,1))
         return AbortNode(state, "Failed to read block");
+    {
+        int32_t prevMoMheight; uint256 notarizedhash,txid;
+        komodo_notarized_height(&prevMoMheight,&notarizedhash,&txid);
+        if ( block.GetHash() == notarizedhash )
+        {
+            fprintf(stderr,"DisconnectTip trying to disconnect notarized block at ht.%d\n",(int32_t)pindexDelete->nHeight);
+            return(false);
+        }
+    }
     // Apply the block atomically to the chain state.
     uint256 anchorBeforeDisconnect = pcoinsTip->GetBestAnchor();
     int64_t nStart = GetTimeMicros();