diff --git a/iguana/iguana_bundles.c b/iguana/iguana_bundles.c
index e14652d89..087ac8b08 100755
--- a/iguana/iguana_bundles.c
+++ b/iguana/iguana_bundles.c
@@ -691,7 +691,7 @@ int32_t iguana_bundlefinish(struct iguana_info *coin,struct iguana_bundle *bp)
     for (i=0; i<bp->hdrsi; i++)
         if ( (prevbp= coin->bundles[i]) == 0 || prevbp->emitfinish <= 1 || prevbp->utxofinish == 0 )
             break;
-    if ( bp->hdrsi < coin->blocks.hwmchain.height/coin->chain->bundlesize && i > bp->hdrsi-8 && time(NULL) > bp->emitfinish+10 )//&& coin->emitbusy <= 4 )
+    if ( bp->hdrsi < coin->blocks.hwmchain.height/coin->chain->bundlesize && i > bp->hdrsi-IGUANA_NUMHELPERS/2 && time(NULL) > bp->emitfinish+10 )//&& coin->emitbusy <= 4 )
     {
         if ( bp->startutxo == 0 )
         {
diff --git a/iguana/iguana_ramchain.c b/iguana/iguana_ramchain.c
index dcc49fc31..0c95d444e 100755
--- a/iguana/iguana_ramchain.c
+++ b/iguana/iguana_ramchain.c
@@ -153,7 +153,7 @@ int32_t iguana_peerfile_exists(struct iguana_info *coin,struct iguana_peer *addr
 #define RAMCHAIN_DESTPTRS dest,&destB,&destT,&destU,&destS,&destP,&destA,&destX,&destUx,&destSx,&destTXbits,&destPKbits,&destKspace
 #define RAMCHAIN_DESTDECLARE struct iguana_blockRO *destB; struct iguana_txid *destT; struct iguana_unspent20 *destU; struct iguana_spend256 *destS; struct iguana_pkhash *destP; struct iguana_account *destA; bits256 *destX; struct iguana_unspent *destUx; struct iguana_spend *destSx; uint8_t *destTXbits,*destPKbits,*destKspace;
 
-uint32_t iguana_ramchain_addtxid(struct iguana_info *coin,RAMCHAIN_FUNC,bits256 txid,int32_t numvouts,int32_t numvins,uint32_t locktime,uint32_t version,uint32_t timestamp)
+uint32_t iguana_ramchain_addtxid(struct iguana_info *coin,RAMCHAIN_FUNC,bits256 txid,int32_t numvouts,int32_t numvins,uint32_t locktime,uint32_t version,uint32_t timestamp,int16_t bundlei)
 {
     uint32_t txidind; struct iguana_txid *t; struct iguana_kvitem *ptr;
     txidind = ramchain->H.txidind;
diff --git a/iguana/iguana_unspents.c b/iguana/iguana_unspents.c
index f6ff8f186..48da387db 100755
--- a/iguana/iguana_unspents.c
+++ b/iguana/iguana_unspents.c
@@ -724,9 +724,9 @@ int32_t iguana_spendvectors(struct iguana_info *coin,struct iguana_bundle *bp)
                             printf("unexpected spendbp: height.%d bp.[%d] U%d <- S%d.[%d] [ext.%d %s prev.%d]\n",bp->bundleheight+i,spentbp->hdrsi,spent_unspentind,spendind,bp->hdrsi,s->external,bits256_str(str,prevhash),s->prevout);
                             errs++;
                         }
-                        if ( coin->PREFETCHLAG != 0 && now > spentbp->lastprefetch+coin->PREFETCHLAG )
+                        if ( coin->PREFETCHLAG != 0 && now >= spentbp->lastprefetch+coin->PREFETCHLAG )
                         {
-                            printf("prefetch[%d] from.[%d] lag.%d\n",spentbp->hdrsi,bp->hdrsi,now - spentbp->lastprefetch);
+                            //printf("prefetch[%d] from.[%d] lag.%d\n",spentbp->hdrsi,bp->hdrsi,now - spentbp->lastprefetch);
                             iguana_ramchain_prefetch(coin,&spentbp->ramchain);
                             spentbp->lastprefetch = now;
                         }
@@ -959,9 +959,9 @@ int32_t iguana_RTutxo(struct iguana_info *coin,struct iguana_bundle *bp,struct i
                 if ( (++num % 100000) == 0 )
                     printf("externalspents.[%d] ave %.2f micros, total %.2f seconds\n",num,(totalmillis*1000.)/num,totalmillis/1000.);
                 rdata = spentbp->ramchain.H.data;
-                if ( 0 && now > spentbp->lastprefetch+60 )
+                if ( coin->PREFETCHLAG != 0 && now >= spentbp->lastprefetch+coin->PREFETCHLAG )
                 {
-                    printf("RT prefetch[%d] from.[%d] lag.%d\n",spentbp->hdrsi,bp->hdrsi,now - spentbp->lastprefetch);
+                    //printf("RT prefetch[%d] from.[%d] lag.%d\n",spentbp->hdrsi,bp->hdrsi,now - spentbp->lastprefetch);
                     iguana_ramchain_prefetch(coin,&spentbp->ramchain);
                     spentbp->lastprefetch = now;
                 }
diff --git a/iguana/main.c b/iguana/main.c
index 1484ba277..ee19233dc 100755
--- a/iguana/main.c
+++ b/iguana/main.c
@@ -1185,7 +1185,7 @@ void iguana_main(void *arg)
         iguana_launch(btcd,"iguana_coins",iguana_coins,coinargs,IGUANA_PERMTHREAD);
     char *str;
     
-    if ( (str= SuperNET_JSON(myinfo,cJSON_Parse("{\"prefetchlag\":2,\"VALIDATE\":1,\"active\":1,\"agent\":\"iguana\",\"method\":\"addcoin\",\"newcoin\":\"BTC\",\"startpend\":166,\"services\":1}"),0,myinfo->rpcport)) != 0 )
+    if ( 0 && (str= SuperNET_JSON(myinfo,cJSON_Parse("{\"prefetchlag\":2,\"VALIDATE\":1,\"active\":1,\"agent\":\"iguana\",\"method\":\"addcoin\",\"newcoin\":\"BTC\",\"startpend\":166,\"services\":1}"),0,myinfo->rpcport)) != 0 )
         free(str);
 #ifdef __APPLE__
     if ( 1 )