diff --git a/iguana/dpow/dpow_fsm.c b/iguana/dpow/dpow_fsm.c
index 5a0c078ac..dcb5fd75f 100755
--- a/iguana/dpow/dpow_fsm.c
+++ b/iguana/dpow/dpow_fsm.c
@@ -268,29 +268,33 @@ int32_t dpow_datahandler(struct supernet_info *myinfo,struct dpow_info *dp,struc
     {
         src_or_dest = (channel == DPOW_BTCTXIDCHANNEL);
         coin = (src_or_dest != 0) ? bp->destcoin : bp->srccoin;
-        printf("handle txid channel.%x\n",channel);
         //printf("bp.%p datalen.%d\n",bp,datalen);
         for (i=0; i<32; i++)
             srchash.bytes[i] = data[i];
         txid = bits256_doublesha256(0,&data[32],datalen-32);
         init_hexbytes_noT(bp->signedtx,&data[32],datalen-32);
-        printf("signedtx.(%s)\n",bp->signedtx);
         if ( bits256_cmp(txid,srchash) == 0 )
         {
             printf("verify (%s) it is properly signed! set ht.%d signedtxid to %s\n",coin->symbol,height,bits256_str(str,txid));
             if ( src_or_dest != 0 )
             {
-                bp->desttxid = txid;
-                bp->state = 1000;
-                dp->destupdated = 0;
-                dpow_signedtxgen(myinfo,dp,bp->srccoin,bp,bp->bestk,bp->bestmask,myind,DPOW_SIGCHANNEL,0,0);
-                //dpow_sigscheck(myinfo,dp,bp,DPOW_SIGCHANNEL,myind,0);
+                if ( bp->state < 1000 )
+                {
+                    bp->desttxid = txid;
+                    bp->state = 1000;
+                    dp->destupdated = 0;
+                    dpow_signedtxgen(myinfo,dp,bp->srccoin,bp,bp->bestk,bp->bestmask,myind,DPOW_SIGCHANNEL,0,0);
+                    //dpow_sigscheck(myinfo,dp,bp,DPOW_SIGCHANNEL,myind,0);
+                }
             }
             else
             {
-                bp->srctxid = txid;
-                printf("set state COMPLETED\n");
-                bp->state = 0xffffffff;
+                if ( bp->state != 0xffffffff )
+                {
+                    bp->srctxid = txid;
+                    printf("set state COMPLETED\n");
+                    bp->state = 0xffffffff;
+                }
             }
         }
         else
diff --git a/iguana/dpow/dpow_network.c b/iguana/dpow/dpow_network.c
index 3fa3ff3c4..f48ff4498 100755
--- a/iguana/dpow/dpow_network.c
+++ b/iguana/dpow/dpow_network.c
@@ -296,9 +296,12 @@ void dpow_notarize_update(struct supernet_info *myinfo,struct dpow_info *dp,stru
                         }
                         if ( bp->srcsigsmasks[bp->bestk] == bp->bestmask ) // have all sigs
                         {
-                            dpow_sigscheck(myinfo,dp,bp,bp->myind,0);
-                            bp->state = 0xffffffff;
-                        }
+                            if ( bp->state != 0xffffffff )
+                            {
+                                dpow_sigscheck(myinfo,dp,bp,bp->myind,0);
+                                bp->state = 0xffffffff;
+                            }
+                        } else printf("srcmask.%llx != bestmask.%llx\n",(long long)bp->srcsigsmasks[bp->bestk],(long long)bp->bestmask);
                     } else printf("destmask.%llx != bestmask.%llx\n",(long long)bp->destsigsmasks[bp->bestk],(long long)bp->bestmask);
                 }
             }
diff --git a/iguana/dpow/dpow_tx.c b/iguana/dpow/dpow_tx.c
index 05f85cff6..015099dcd 100755
--- a/iguana/dpow/dpow_tx.c
+++ b/iguana/dpow/dpow_tx.c
@@ -465,7 +465,7 @@ void dpow_sigscheck(struct supernet_info *myinfo,struct dpow_info *dp,struct dpo
     coin = (src_or_dest != 0) ? bp->destcoin : bp->srccoin;
     memset(zero.bytes,0,sizeof(zero));
     channel = (src_or_dest != 0) ? DPOW_SIGBTCCHANNEL : DPOW_SIGCHANNEL;
-    printf("sigscheck myind.%d src_dest.%d state.%x coin.%p\n",myind,src_or_dest,bp->state,coin);
+    printf("dpow_sigscheck myind.%d src_dest.%d state.%x coin.%s\n",myind,src_or_dest,bp->state,coin->symbol);
     if ( bp->state != 0xffffffff && coin != 0 )
     {
         signedtxid = dpow_notarytx(bp->signedtx,&numsigs,coin->chain->isPoS,bp,bp->bestk,bp->bestmask,1,src_or_dest,bp->numratified!=0?bp->ratified_pubkeys:0,bp->numratified);