diff --git a/datachain/datachain.c b/datachain/datachain.c
index c977b8e05..53bcdf28f 100755
--- a/datachain/datachain.c
+++ b/datachain/datachain.c
@@ -99,7 +99,7 @@ int32_t datachain_checkpoint_update(struct supernet_info *myinfo,struct iguana_i
 void datachain_BTC_clock(struct supernet_info *myinfo,int32_t ordered,struct iguana_info *btc,int32_t height,uint32_t hdrsi,uint32_t unspentind,uint32_t timestamp)
 {
     int32_t retval; struct iguana_info *btcd = iguana_coinfind("BTCD");
-    printf("datachain_BTC_clock\n");
+    //printf("datachain_BTC_clock\n");
     if ( (retval= datachain_eventadd(myinfo,ordered,&myinfo->dPoW.BTC,DATACHAIN_ISBTC,0)) < 0 )
     {
         myinfo->dPoW.BTC.numevents = datachain_events_rewind(myinfo,ordered,&myinfo->dPoW.BTC,height,hdrsi,unspentind);
@@ -230,7 +230,7 @@ void datachain_opreturn(struct supernet_info *myinfo,int32_t ordered,struct igua
     uint32_t hdrsi,unspentind; struct datachain_event *event;
     hdrsi = (uint32_t)(hdrsi_unspentind >> 32);
     unspentind = (uint32_t)hdrsi_unspentind;
-    printf("datachain_opreturn\n");
+    //printf("datachain_opreturn\n");
     if ( btc_or_btcd == DATACHAIN_ISBTC ) // BTC
     {
         if ( opreturn == 0 )
@@ -273,7 +273,7 @@ void datachain_opreturn(struct supernet_info *myinfo,int32_t ordered,struct igua
 int32_t iguana_opreturn(struct supernet_info *myinfo,int32_t ordered,struct iguana_info *coin,uint32_t timestamp,struct iguana_bundle *bp,int64_t crypto777_payment,int32_t height,uint64_t hdrsi_unspentind,int64_t burned,uint32_t fileid,uint64_t scriptpos,uint32_t scriptlen)
 {
     uint8_t type,scriptspace[IGUANA_MAXSCRIPTSIZE],opreturn[8192]; char fname[1024]; uint32_t oplen=0; int32_t btc_or_btcd=0,len = -1; struct vin_info V;
-    printf("iguana_opreturn\n");
+    //printf("iguana_opreturn\n");
     if ( strcmp("BTC",coin->symbol) == 0 )
         btc_or_btcd = DATACHAIN_ISBTC;
     else if ( strcmp("BTCD",coin->symbol) == 0 )
diff --git a/iguana/iguana777.c b/iguana/iguana777.c
index 0c267960f..7029e4815 100755
--- a/iguana/iguana777.c
+++ b/iguana/iguana777.c
@@ -895,7 +895,7 @@ struct iguana_info *iguana_setcoin(char *symbol,void *launched,int32_t maxpeers,
     if ( coin->MAXMEM == 0 )
         coin->MAXMEM = IGUANA_DEFAULTRAM;
     coin->MAXMEM *= (1024L * 1024 * 1024);
-    coin->enableCACHE = (strcmp("BTCD",coin->symbol) == 0);
+    coin->enableCACHE = 0;//(strcmp("BTCD",coin->symbol) == 0);
     if ( jobj(json,"cache") != 0 )
         coin->enableCACHE = juint(json,"cache");
     if ( (coin->polltimeout= juint(json,"poll")) <= 0 )
diff --git a/iguana/iguana_blocks.c b/iguana/iguana_blocks.c
index 090d97fe6..09e892b98 100755
--- a/iguana/iguana_blocks.c
+++ b/iguana/iguana_blocks.c
@@ -339,7 +339,7 @@ int32_t iguana_blockvalidate(struct iguana_info *coin,int32_t *validp,struct igu
         if ( dispflag != 0 )
         {
             static uint32_t counter;
-            if ( (counter++ % 1000) == 999 )
+            if ( (counter++ % 10000) == 9999 )
             printf("iguana_blockvalidate: %s miscompare.%d (%s) vs (%s)\n",coin->symbol,counter,bits256_str(str,hash2),bits256_str(str2,block->RO.hash2));
             //getchar();
         }