diff --git a/README.md b/README.md
index 36a90a51d..10ccb636a 100755
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 
 > #TL;DR#
 > 
-> ```sudo apt-get update; sudo apt-get install libcurl4-gnutls-dev libssl-dev libgmp3-dev; git clone https://github.com/jl777/SuperNET; cd SuperNET; ./m_onetime m_unix; ./m_unix; agents/iguana```
+> ```sudo apt-get update; sudo apt-get install build-essentials libcurl4-gnutls-dev autotools-dev autoconf libgmp3-dev libssl-dev libgmp3-dev; git clone https://github.com/jl777/SuperNET; cd SuperNET; ./m_onetime m_unix; ./m_unix; agents/iguana```
 > 
 > The above one line gets SuperNET installed, built and launched for unix. 
 > 
diff --git a/iguana/iguana777.h b/iguana/iguana777.h
index 5562dfec1..c33e7ee98 100755
--- a/iguana/iguana777.h
+++ b/iguana/iguana777.h
@@ -42,7 +42,7 @@ typedef int32_t (*blockhashfunc)(uint8_t *blockhashp,uint8_t *serialized,int32_t
 #define IGUANA_TAILPERCENTAGE 1.0
 #define IGUANA_MAXPENDHDRS 1
 #define IGUANA_MAXPENDINGREQUESTS 64
-#define IGUANA_PENDINGREQUESTS 64
+#define IGUANA_PENDINGREQUESTS 512
 #define IGUANA_MINPENDBUNDLES 2
 #define IGUANA_MAXPENDBUNDLES 256
 #define IGUANA_RPCPORT 7778
diff --git a/iguana/iguana_bundles.c b/iguana/iguana_bundles.c
index 66ba095fb..eacc3691c 100755
--- a/iguana/iguana_bundles.c
+++ b/iguana/iguana_bundles.c
@@ -432,6 +432,8 @@ struct iguana_block *iguana_bundleblock(struct iguana_info *coin,bits256 *hash2p
 {
     struct iguana_bundle *nextbp; struct iguana_block *block = 0;
     memset(hash2p,0,sizeof(*hash2p));
+    if ( bp == 0 )
+        return(0);
     if ( i == bp->n )
     {
         if ( bits256_nonz(bp->nextbundlehash2) != 0 )
diff --git a/iguana/iguana_ramchain.c b/iguana/iguana_ramchain.c
index d0296926f..05b57dca5 100755
--- a/iguana/iguana_ramchain.c
+++ b/iguana/iguana_ramchain.c
@@ -2224,8 +2224,8 @@ int64_t iguana_ramchainopen(struct iguana_info *coin,struct iguana_ramchain *ram
             if ( rdata->scriptspace > scriptspace )
                 scriptspace = rdata->scriptspace;
         }
-    numtxids *= 1.5; numexternaltxids *= 1.5, scriptspace *= 1.5;
-    numunspents *= 1.5, numspends *= 1.5, numpkinds *= 1.5;
+    numtxids *= 2.5; numexternaltxids *= 2.5, scriptspace *= 2.5;
+    numunspents *= 2.5, numspends *= 2.5, numpkinds *= 2.5;
     if ( mem->ptr == 0 )
     {
         allocsize = _iguana_rdata_action(0,0,0,0,1,numtxids,numunspents,numspends,numpkinds,numexternaltxids,scriptspace,0,0,0,0,0,RAMCHAIN_ARG,numblocks);
diff --git a/iguana/iguana_recv.c b/iguana/iguana_recv.c
index 39166a326..5104a87cf 100755
--- a/iguana/iguana_recv.c
+++ b/iguana/iguana_recv.c
@@ -1069,10 +1069,19 @@ int32_t iguana_reqblocks(struct iguana_info *coin)
         lflag = 0;
         hdrsi = (coin->blocks.hwmchain.height+1) / coin->chain->bundlesize;
         bundlei = (coin->blocks.hwmchain.height+1) % coin->chain->bundlesize;
-        if ( (next= iguana_blockfind("reqloop",coin,iguana_blockhash(coin,coin->blocks.hwmchain.height+1))) == 0 )
+        if ( 1 )
         {
-            if ( (block= iguana_blockfind("reqloop2",coin,coin->blocks.hwmchain.RO.hash2)) != 0 )
-                next = block->hh.next; //, next/block->mainchain = 1;
+            if ( (next= iguana_bundleblock(coin,&hash2,coin->bundles[hdrsi],bundlei)) == 0 )
+            {
+                if ( (block= iguana_blockfind("reqloop2",coin,coin->blocks.hwmchain.RO.hash2)) != 0 )
+                    next = block->hh.next; //, next/block->mainchain = 1;
+            }
+        }
+        else
+        {
+            if ( (next= iguana_blockfind("reqloop",coin,iguana_blockhash(coin,coin->blocks.hwmchain.height+1))) == 0 )
+            {
+            }
         }
         if ( next == 0 && hdrsi < coin->bundlescount && (bp= coin->bundles[hdrsi]) != 0 && (next= bp->blocks[bundlei]) != 0 )
         {