diff --git a/iguana/dpow/dpow_fsm.c b/iguana/dpow/dpow_fsm.c
index 739543303..619faae55 100755
--- a/iguana/dpow/dpow_fsm.c
+++ b/iguana/dpow/dpow_fsm.c
@@ -273,7 +273,7 @@ int32_t dpow_update(struct supernet_info *myinfo,struct dpow_info *dp,struct dpo
             }
             if ( ep->masks[src_or_dest][bp->bestk] == 0 )
                 dpow_signedtxgen(myinfo,dp,(src_or_dest != 0) ? bp->destcoin : bp->srccoin,bp,bp->bestk,bp->bestmask,myind,DPOW_SIGBTCCHANNEL,src_or_dest);
-            else if ( bp->bestk >= 0 && (rand() % 100) == 0 )
+            if ( bp->bestk >= 0 )//&& (rand() % 100) == 0 )
                 dpow_sigsend(myinfo,dp,bp,myind,bp->bestk,bp->bestmask,srchash,DPOW_SIGBTCCHANNEL);
         } else sendutxo = 1;
         if ( sendutxo != 0 )
@@ -285,7 +285,7 @@ int32_t dpow_update(struct supernet_info *myinfo,struct dpow_info *dp,struct dpo
         }
         if ( bp->bestk >= 0 && ep->masks[src_or_dest][bp->bestk] == 0 )
             dpow_signedtxgen(myinfo,dp,(src_or_dest != 0) ? bp->destcoin : bp->srccoin,bp,bp->bestk,bp->bestmask,myind,DPOW_SIGBTCCHANNEL,src_or_dest);
-        else if ( bp->bestk >= 0 && (rand() % 100) == 0 )
+        if ( bp->bestk >= 0 )
             dpow_sigsend(myinfo,dp,bp,myind,bp->bestk,bp->bestmask,srchash,DPOW_SIGBTCCHANNEL);
     }
     else if ( bp->state != 0xffffffff )
@@ -293,7 +293,8 @@ int32_t dpow_update(struct supernet_info *myinfo,struct dpow_info *dp,struct dpo
         src_or_dest = 0;
         if ( bp->bestk >= 0 && ep->masks[src_or_dest][bp->bestk] == 0 )
             dpow_signedtxgen(myinfo,dp,(src_or_dest != 0) ? bp->destcoin : bp->srccoin,bp,bp->bestk,bp->bestmask,myind,DPOW_SIGCHANNEL,src_or_dest);
-        //else dpow_sigsend(myinfo,bp,myind,bp->bestk,bp->bestmask,srchash,sigchannel);
+        if ( bp->bestk >= 0 )
+            dpow_sigsend(myinfo,dp,bp,myind,bp->bestk,bp->bestmask,srchash,DPOW_SIGCHANNEL);
     }
     if ( (rand() % 10) == 0 || bp->isratify != 0 )
     {
diff --git a/iguana/iguana777.c b/iguana/iguana777.c
index 60332e6f9..38e4a7c5b 100755
--- a/iguana/iguana777.c
+++ b/iguana/iguana777.c
@@ -386,7 +386,7 @@ int32_t iguana_validated(struct iguana_info *coin)
 
 int32_t iguana_helperA(struct supernet_info *myinfo,struct iguana_info *coin,int32_t helperid,struct iguana_bundle *bp,int32_t convertflag)
 {
-    int32_t retval,num = 0;
+    int32_t retval,numXspends,num = 0;
     if ( bp == 0 )
     {
         printf("iguana_helperA unexpected null bp\n");
@@ -400,7 +400,8 @@ int32_t iguana_helperA(struct supernet_info *myinfo,struct iguana_info *coin,int
         {
             if ( retval > 0 )
             {
-                printf("GENERATED UTXO.%d for ht.%d duration %d seconds\n",bp->hdrsi,bp->bundleheight,(uint32_t)time(NULL) - bp->startutxo);
+                numXspends = iguana_Xspendmap(coin,&bp->ramchain,bp);
+                printf("GENERATED UTXO.%d for ht.%d duration %d seconds numXspends.%d\n",bp->hdrsi,bp->bundleheight,(uint32_t)time(NULL) - bp->startutxo,numXspends);
                 num++;
             }
             bp->utxofinish = (uint32_t)time(NULL);
@@ -439,7 +440,7 @@ int32_t iguana_utxogen(struct supernet_info *myinfo,struct iguana_info *coin,int
 
 void iguana_update_balances(struct supernet_info *myinfo,struct iguana_info *coin)
 {
-    int32_t i,hdrsi,max; struct iguana_bundle *bp; char fname[1024];
+    int32_t i,hdrsi,max,retval,numXspends,convertflag = 1; struct iguana_bundle *bp; char fname[1024];
     if ( coin->RTheight > 0 )
     {
         printf("Need to restart iguana to generate new balances files\n");
@@ -449,9 +450,27 @@ void iguana_update_balances(struct supernet_info *myinfo,struct iguana_info *coi
     max = coin->bundlescount;
     if ( coin->bundles[max-1] == coin->current || coin->bundles[max-1] == 0 || (coin->bundles[max-1] != 0 && coin->bundles[max-1]->utxofinish <= 1) )
         max--;
-    coin->spendvectorsaved = 0;
-    iguana_utxogen(myinfo,coin,0,1);
-
+    if ( coin->chain->zcash != 0 )
+    {
+        coin->spendvectorsaved = 0;
+        for (i=0; i<coin->bundlescount-1; i++)
+        {
+            if ( (bp= coin->bundles[i]) == 0 )
+                continue;
+            if ( (retval= iguana_spendvectors(myinfo,coin,bp,&bp->ramchain,0,bp->n,convertflag,0)) >= 0 ) //bp->utxofinish > 1 || 
+            {
+                if ( retval > 0 )
+                {
+                    numXspends = iguana_Xspendmap(coin,&bp->ramchain,bp);
+                    printf("GENERATED UTXO.%d for ht.%d duration %d seconds numX.%d\n",bp->hdrsi,bp->bundleheight,(uint32_t)time(NULL) - bp->startutxo,numXspends);
+                }
+                bp->utxofinish = (uint32_t)time(NULL);
+            }
+        }
+    }
+    coin->spendvectorsaved = (uint32_t)time(NULL);
+    //if ( coin->chain->zcash != 0 )
+    //    iguana_utxogen(myinfo,coin,0,1);
     if ( iguana_balancefinished(coin) < max && iguana_spendvectorsaves(coin) == 0 ) //
     {
         if ( coin->origbalanceswritten <= 1 )
@@ -516,7 +535,7 @@ int32_t iguana_utxogen(struct supernet_info *myinfo,struct iguana_info *coin,int
     max = coin->bundlescount;
     if ( coin->bundles[max-1] == coin->current || coin->bundles[max-1] == 0 || (coin->bundles[max-1] != 0 && coin->bundles[max-1]->utxofinish <= 1) )
         max--;
-    printf("helperid.%d start %s utxogen bundlescount.%d max.%d\n",helperid,coin->symbol,coin->bundlescount,max);
+    //printf("helperid.%d start %s utxogen bundlescount.%d max.%d\n",helperid,coin->symbol,coin->bundlescount,max);
     if ( helperid < incr )
     {
         for (hdrsi=helperid; hdrsi<max; hdrsi+=incr)
@@ -716,7 +735,7 @@ void iguana_helper(void *arg)
         {
             if ( coin->firstRTheight == 0 )
             {
-                if ( coin->spendvectorsaved == 1 )
+                if ( coin->spendvectorsaved == 1 && coin->chain->zcash == 0 )
                     iguana_utxogen(myinfo,coin,helperid,1);
                 else if ( coin->spendvectorsaved > 1 && (coin->spendvalidated & (1 << helperid)) == 0 )
                 {
@@ -745,7 +764,7 @@ void iguana_helper(void *arg)
                                     if ( i == j )
                                     {
                                         iguana_bundlevalidate(myinfo,coin,bp,0);
-                                        if ( bp->validated > 1 )
+                                        if ( bp->validated > 1 && coin->chain->zcash == 0 )
                                         {
                                             for (i=0; i<j; i++)
                                                 if ( coin->bundles[i] == 0 || coin->bundles[i]->utxofinish <= 1 )
diff --git a/iguana/iguana_ramchain.c b/iguana/iguana_ramchain.c
index aa725df71..0afe81922 100755
--- a/iguana/iguana_ramchain.c
+++ b/iguana/iguana_ramchain.c
@@ -1344,7 +1344,7 @@ int32_t iguana_Xspendmap(struct iguana_info *coin,struct iguana_ramchain *ramcha
                         printf("[%d] filesize %ld Xspendptr.%p %p num.%d\n",bp->hdrsi,filesize,ramchain->Xspendptr,ramchain->Xspendinds,ramchain->numXspends);
                     bp->Xvalid = 1;
                 }
-                printf("mapped utxo vector[%d] from (%s)\n",ramchain->numXspends,fname);
+                //printf("mapped utxo vector[%d] from (%s)\n",ramchain->numXspends,fname);
                 return(ramchain->numXspends);
                 //int32_t i; for (i=0; i<ramchain->numXspends; i++)
                 //    printf("(%d u%d) ",ramchain->Xspendinds[i].hdrsi,ramchain->Xspendinds[i].ind);
@@ -2293,7 +2293,7 @@ struct iguana_ramchain *iguana_bundleload(struct supernet_info *myinfo,struct ig
     if ( (mapchain= iguana_ramchain_map(myinfo,coin,fname,bp,bp->n,ramchain,0,0,bp->hashes[0],zero,0,0,extraflag,1,zcash)) != 0 )
     {
         iguana_ramchain_link(mapchain,bp->hashes[0],bp->hdrsi,bp->bundleheight,0,bp->n,firsti,1);
-        char str[65]; printf("%s bp.%d: T.%d U.%d S.%d P%d X.%d MAPPED %s %p\n",coin->symbol,bp->hdrsi,mapchain->H.data->numtxids,mapchain->H.data->numunspents,mapchain->H.data->numspends,mapchain->H.data->numpkinds,mapchain->H.data->numexternaltxids,mbstr(str,mapchain->H.data->allocsize),mapchain->H.data);
+        //char str[65]; printf("%s bp.%d: T.%d U.%d S.%d P%d X.%d MAPPED %s %p\n",coin->symbol,bp->hdrsi,mapchain->H.data->numtxids,mapchain->H.data->numunspents,mapchain->H.data->numspends,mapchain->H.data->numpkinds,mapchain->H.data->numexternaltxids,mbstr(str,mapchain->H.data->allocsize),mapchain->H.data);
         //ramcoder_test(mapchain->H.data,mapchain->H.data->allocsize);
         firsttxidind = 1;
         if ( (rdata= ramchain->H.data) != 0 )
diff --git a/iguana/iguana_spendvectors.c b/iguana/iguana_spendvectors.c
index 418a4a678..8f78f663a 100755
--- a/iguana/iguana_spendvectors.c
+++ b/iguana/iguana_spendvectors.c
@@ -56,7 +56,7 @@ int32_t iguana_spendvectorsave(struct iguana_info *coin,struct iguana_bundle *bp
     int32_t i,retval = -1; FILE *fp; char fname[1024],str[65]; long fsize; bits256 zero,sha256;
     if ( ptr == 0 || (bp->hdrsi != 0 && ptr == bp->ramchain.Xspendinds) )
     {
-        printf("iguana_spendvectorsave.[%d] ptr.%p Xspendinds\n",bp->hdrsi,ptr);
+        //printf("iguana_spendvectorsave.[%d] ptr.%p Xspendinds\n",bp->hdrsi,ptr);
         return(0);
     }
     memset(zero.bytes,0,sizeof(zero));
@@ -84,7 +84,7 @@ int32_t iguana_spendvectorsave(struct iguana_info *coin,struct iguana_bundle *bp
                 printf("error mapping Xspendmap.(%s)\n",fname);
             else
             {
-                printf("created.(%s) %p[%d]\n",fname,bp->ramchain.Xspendinds,bp->ramchain.numXspends);
+                //printf("created.(%s) %p[%d]\n",fname,bp->ramchain.Xspendinds,bp->ramchain.numXspends);
                 retval = 0;
             }
         }
@@ -263,7 +263,7 @@ int32_t iguana_spendvectors(struct supernet_info *myinfo,struct iguana_info *coi
         bp->numtmpspends = ramchain->numXspends;
         bp->utxofinish = (uint32_t)time(NULL);
         bp->balancefinish = 0;
-        printf("iguana_spendvectors.[%d]: already have Xspendinds[%d]\n",bp->hdrsi,ramchain->numXspends);
+        //printf("iguana_spendvectors.[%d]: already have Xspendinds[%d]\n",bp->hdrsi,ramchain->numXspends);
         return(0);
     }
     bp->startutxo = (uint32_t)time(NULL);
@@ -474,10 +474,10 @@ int32_t iguana_balancegen(struct iguana_info *coin,int32_t incremental,struct ig
         numXspends = bp->numtmpspends;
         if ( (Xspendinds= bp->tmpspends) == 0 )
         {
-            printf("iguana_balancegen.%d: no Xspendinds[%d]\n",bp->hdrsi,numXspends);
+            //printf("iguana_balancegen.%d: no Xspendinds[%d]\n",bp->hdrsi,numXspends);
             numXspends = iguana_Xspendmap(coin,ramchain,bp);
             numXspends = ramchain->numXspends;
-            printf("Xspendinds.%p[%d]\n",Xspendinds,numXspends);
+            //printf("Xspendinds.%p[%d]\n",Xspendinds,numXspends);
             //return(-1);
         }
     }
@@ -486,7 +486,7 @@ int32_t iguana_balancegen(struct iguana_info *coin,int32_t incremental,struct ig
     spendind = B[starti].firstvin;
     unspentind = B[starti].firstvout;
     emit = startemit;
-    //if ( 0 && (coin->RTheight == 0 || bp->bundleheight+bp->n < coin->RTheight) )
+    if ( 0 && (coin->RTheight == 0 || bp->bundleheight+bp->n < coin->RTheight) )
         fprintf(stderr,"BALANCEGEN.[%d] %p[%d] starti.%d s%d <-> endi.%d s%d startemit.%d\n",bp->hdrsi,Xspendinds,numXspends,starti,spendind,endi,B[endi].firstvin+B[endi].numvins,startemit);
     for (i=starti; i<=endi; i++)
     {