diff --git a/src/cc/CCtx.cpp b/src/cc/CCtx.cpp
index 7435defbf..5c2fcf10d 100644
--- a/src/cc/CCtx.cpp
+++ b/src/cc/CCtx.cpp
@@ -585,8 +585,13 @@ int64_t AddNormalinputs(CMutableTransaction &mtx,CPubKey mypk,int64_t total,int3
         mtx.vin.push_back(CTxIn(up->txid,up->vout,CScript()));
         totalinputs += up->nValue;
         remains -= up->nValue;
-        utxos[ind] = utxos[--n];
-        memset(&utxos[n],0,sizeof(utxos[n]));
+        if ( n > 1 )
+        {
+            utxos[ind] = utxos[--n];
+            memset(&utxos[n],0,sizeof(utxos[n]));
+        } else --n;
+        //utxos[ind] = utxos[--n];
+        //memset(&utxos[n],0,sizeof(utxos[n]));
         //fprintf(stderr,"totalinputs %.8f vs total %.8f i.%d vs max.%d\n",(double)totalinputs/COIN,(double)total/COIN,i,maxinputs);
         if ( totalinputs >= total || (i+1) >= maxinputs )
             break;
diff --git a/src/komodo_nSPV.h b/src/komodo_nSPV.h
index 9d0450c0f..f7fc577d5 100644
--- a/src/komodo_nSPV.h
+++ b/src/komodo_nSPV.h
@@ -1285,8 +1285,11 @@ int64_t NSPV_addinputs(CMutableTransaction &mtx,int64_t total,int32_t maxinputs,
         mtx.vin.push_back(CTxIn(up->txid,up->vout,CScript()));
         totalinputs += up->satoshis;
         remains -= up->satoshis;
-        utxos[ind] = utxos[--n];
-        memset(&utxos[n],0,sizeof(utxos[n]));
+        if ( n > 1 )
+        {
+            utxos[ind] = utxos[--n];
+            memset(&utxos[n],0,sizeof(utxos[n]));
+        } else --n;
         fprintf(stderr,"totalinputs %.8f vs total %.8f i.%d vs max.%d\n",(double)totalinputs/COIN,(double)total/COIN,i,maxinputs);
         if ( totalinputs >= total || (i+1) >= maxinputs )
             break;