diff --git a/iguana/dpow/dpow_fsm.c b/iguana/dpow/dpow_fsm.c
index 8f0c52a00..114f1a78b 100755
--- a/iguana/dpow/dpow_fsm.c
+++ b/iguana/dpow/dpow_fsm.c
@@ -300,7 +300,7 @@ void dpow_statemachinestart(void *ptr)
         bp = calloc(1,sizeof(*bp));
         blockindex = dpow_blockfind(myinfo,dp);
         dp->blocks[blockindex] = bp;
-        //printf("allocate bp for %s ht.%d -> %s\n",src->symbol,checkpoint.blockhash.height,dest->symbol);
+        printf("blockindex.%i allocate bp for %s ht.%d -> %s\n",src->symbol,checkpoint.blockhash.height,dest->symbol);
         //Numallocated++;
         bp->MoM = MoM;
         bp->MoMdepth = MoMdepth;
diff --git a/iguana/dpow/dpow_network.c b/iguana/dpow/dpow_network.c
index 00e96644c..557700205 100755
--- a/iguana/dpow/dpow_network.c
+++ b/iguana/dpow/dpow_network.c
@@ -2315,7 +2315,7 @@ int32_t dpow_nanomsg_update(struct supernet_info *myinfo)
                                 dpow_ipbitsadd(myinfo,dp,np->ipbits,np->numipbits,sizeof(np->ipbits)/sizeof(*np->ipbits),np->senderind,np->myipbits);
                                 if ( (bp= dpow_heightfind(myinfo,dp,np->height)) != 0 && bp->state != 0xffffffff && bp->myind >= 0 )
                                 {
-                                    //char str[65]; printf("%s RECV ht.%d ch.%08x (%d) crc32.%08x:%08x datalen.%d:%d firstz.%d i.%d senderind.%d myind.%d\n",bits256_str(str,np->srchash),np->height,np->channel,size,np->crc32,crc32,np->datalen,(int32_t)(size - sizeof(*np)),firstz,i,np->senderind,bp->myind);
+                                    char str[65]; printf("%s RECV ht.%d ch.%08x (%d) crc32.%08x:%08x datalen.%d:%d firstz.%d i.%d senderind.%d myind.%d\n",bits256_str(str,np->srchash),np->height,np->channel,size,np->crc32,crc32,np->datalen,(int32_t)(size - sizeof(*np)),firstz,i,np->senderind,bp->myind);
                                     if ( np->senderind >= 0 && np->senderind < bp->numnotaries )
                                     {
                                         if ( memcmp(bp->notaries[np->senderind].pubkey+1,np->srchash.bytes,32) == 0 && bits256_nonz(np->srchash) != 0 )
diff --git a/iguana/dpow/dpow_tx.c b/iguana/dpow/dpow_tx.c
index 4aa35794a..57e36375a 100755
--- a/iguana/dpow/dpow_tx.c
+++ b/iguana/dpow/dpow_tx.c
@@ -176,8 +176,12 @@ struct dpow_block *dpow_heightfind(struct supernet_info *myinfo,struct dpow_info
     int32_t i; struct dpow_block *bp = 0;
     for (i = 0; i < dp->maxblocks; i++) 
     {
-        if ( height == dp->blocks[i]->height )
-            return(bp);
+        if ( dp->blocks[i] != 0 )
+        {
+            fprintf(stderr, "symbol.%s height.%i dp_height.%i\n",dp->symbol, height, dp->blocks[i]->height);
+            if ( height == dp->blocks[i]->height )
+                return(bp);
+        }
     }
     return(0);
 }