diff --git a/iguana/iguana777.h b/iguana/iguana777.h
index 08b6f583a..1717e3aaa 100755
--- a/iguana/iguana777.h
+++ b/iguana/iguana777.h
@@ -18,7 +18,7 @@
 #include "../crypto777/OS_portable.h"
 #include "SuperNET.h"
 
-#define SPARSECOUNT(x) ((x) << 1)
+#define SPARSECOUNT(x) ((x) << 2)
 
 typedef int32_t (*blockhashfunc)(uint8_t *blockhashp,uint8_t *serialized,int32_t len);
 
@@ -336,7 +336,7 @@ struct iguana_unspent20 { uint64_t value; uint32_t scriptpos,txidind:28,type:4;
 struct iguana_spend256 { bits256 prevhash2; uint32_t sequenceid,scriptpos; int16_t prevout; uint16_t vinscriptlen,spendind,fileid; } __attribute__((packed));
 
 // permanent readonly structs
-struct iguana_txid { bits256 txid; uint32_t txidind,firstvout,firstvin,locktime,version,timestamp,extraoffset; uint16_t numvouts,numvins; } __attribute__((packed));
+struct iguana_txid { bits256 txid; uint32_t txidind:29,firstvout:28,firstvin:28,bundlei:11,locktime,version,timestamp,extraoffset; uint16_t numvouts,numvins; } __attribute__((packed));
 
 struct iguana_unspent { uint64_t value; uint32_t txidind,pkind,prevunspentind,scriptpos; uint16_t scriptlen,hdrsi; uint16_t fileid:11,type:5; int16_t vout; } __attribute__((packed));
 
diff --git a/iguana/iguana_ramchain.c b/iguana/iguana_ramchain.c
index 7d9e06190..f667bd4da 100755
--- a/iguana/iguana_ramchain.c
+++ b/iguana/iguana_ramchain.c
@@ -156,6 +156,8 @@ int32_t iguana_peerfile_exists(struct iguana_info *coin,struct iguana_peer *addr
 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;
+    if ( sizeof(*t) != 64 )
+        printf("sizeof iguana_txid.%ld != 64?\n",sizeof(*t));
     txidind = ramchain->H.txidind;
     t = &T[txidind];
     if ( ramchain->H.ROflag != 0 )
@@ -172,8 +174,14 @@ uint32_t iguana_ramchain_addtxid(struct iguana_info *coin,RAMCHAIN_FUNC,bits256
         if ( 0 && ramchain->expanded != 0 )
             printf("T.%p txidind.%d numvouts.%d numvins.%d\n",T,txidind,numvouts,numvins);
         t->txidind = txidind, t->txid = txid, t->numvouts = numvouts, t->numvins = numvins;
+        t->bundlei = bundlei;
         t->firstvout = ramchain->H.unspentind, t->firstvin = ramchain->H.spendind;
         t->locktime = locktime, t->version = version, t->timestamp = timestamp;
+        if ( t->txidind != txidind || t->firstvout != ramchain->H.unspentind || t->firstvin != ramchain->H.spendind || t->bundlei != bundlei )
+        {
+            printf("addtxid error: t->txidind %u != %u txidind || t->firstvout %u != %u ramchain->H.unspentind || t->firstvin %u != %u ramchain->H.spendind || t->bundlei %u != %u bundlei\n",t->txidind,txidind,t->firstvout,ramchain->H.unspentind,t->firstvin,ramchain->H.spendind,t->bundlei,bundlei);
+            return(0);
+        }
         if ( ramchain->expanded != 0 )
             iguana_sparseaddtx(TXbits,ramchain->H.data->txsparsebits,ramchain->H.data->numtxsparse,txid,T,txidind,ramchain);
         //if ( txidind <= 2 )
diff --git a/iguana/iguana_unspents.c b/iguana/iguana_unspents.c
index e903b4678..f3544df31 100755
--- a/iguana/iguana_unspents.c
+++ b/iguana/iguana_unspents.c
@@ -388,15 +388,21 @@ struct iguana_txid *iguana_txidfind(struct iguana_info *coin,int32_t *heightp,st
                     //printf("found txidind.%d\n",txidind);
                     if ( bits256_cmp(txid,T[txidind].txid) == 0 )
                     {
-                        /*for (j=0; j<bp->n; j++)
+                        int32_t j; struct iguana_block *block;
+                        for (j=0; j<bp->n; j++)
                             if ( (block= bp->blocks[j]) != 0 && txidind >= block->RO.firsttxidind && txidind < block->RO.firsttxidind+block->RO.txn_count )
                                 break;
-                        if ( j < bp->n )*/
+                        if ( j < bp->n )
                         {
-                            *heightp = bp->bundleheight + T[txidind].extraoffset;//bundlei;
-                            //printf("found height.%d\n",*heightp);
-                            *tx = T[txidind];
-                            return(tx);
+                            if ( j != T[txidind].bundlei )
+                                printf("bundlei mismatch j.%d != %d\n",j,T[txidind].bundlei);
+                            else
+                            {
+                                *heightp = bp->bundleheight + T[txidind].bundlei;
+                                //printf("found height.%d\n",*heightp);
+                                *tx = T[txidind];
+                                return(tx);
+                            }
                         }
                         /*for (j=0; j<bp->n; j++)
                             if ( (block= bp->blocks[j]) != 0 )
@@ -939,7 +945,7 @@ int32_t iguana_RTutxo(struct iguana_info *coin,struct iguana_bundle *bp,struct i
     spendind = B[bundlei].firstvin;
     height = bp->bundleheight + bundlei;
     now = (uint32_t)time(NULL);
-    printf("RTutxo.[%d:%d] txn_count.%d\n",bp->hdrsi,bundlei,B[bundlei].txn_count);
+    //printf("RTutxo.[%d:%d] txn_count.%d\n",bp->hdrsi,bundlei,B[bundlei].txn_count);
     for (j=0; j<B[bundlei].txn_count; j++,txidind++)
     {
         if ( txidind != T[txidind].txidind || spendind != T[txidind].firstvin )
@@ -1294,7 +1300,7 @@ int32_t iguana_realtime_update(struct iguana_info *coin)
                         }
                         totalmillis += (OS_milliseconds() - startmillis);
                         num++;
-                        printf("RTutxo.[%d] ave %.2f micros, total %.2f seconds\n",num,(totalmillis*1000.)/num,totalmillis/1000.);
+                        //printf("RTutxo.[%d] ave %.2f micros, total %.2f seconds\n",num,(totalmillis*1000.)/num,totalmillis/1000.);
                         coin->RTheight++;
                         printf(">>>> RT.%d hwm.%d L.%d T.%d U.%d S.%d P.%d X.%d -> size.%ld\n",coin->RTheight,coin->blocks.hwmchain.height,coin->longestchain,dest->H.txidind,dest->H.unspentind,dest->H.spendind,dest->pkind,dest->externalind,(long)dest->H.data->allocsize);
                         coin->RTramchain.H.data->numblocks = bundlei + 1;