diff --git a/src/komodo_bitcoind.h b/src/komodo_bitcoind.h
index 9ec1b20e8..096590563 100644
--- a/src/komodo_bitcoind.h
+++ b/src/komodo_bitcoind.h
@@ -889,9 +889,9 @@ int32_t komodo_eligiblenotary(uint8_t pubkeys[66][33],int32_t *mids,uint32_t blo
 
 int32_t komodo_minerids(uint8_t *minerids,int32_t height,int32_t width)
 {
-    int32_t i,j,n,nonz,numnotaries; CBlock block; CBlockIndex *pindex; uint8_t notarypubs33[64][33],pubkey33[33];
+    int32_t i,j,nonz,numnotaries; CBlock block; CBlockIndex *pindex; uint8_t notarypubs33[64][33],pubkey33[33];
     numnotaries = komodo_notaries(notarypubs33,height,0);
-    for (i=nonz=0; i<width; i++,n++)
+    for (i=nonz=0; i<width; i++)
     {
         if ( height-i <= 0 )
             continue;
@@ -1112,7 +1112,6 @@ int32_t komodo_validate_interest(const CTransaction &tx,int32_t txheight,uint32_
  commission must be in coinbase.vout[1] and must be >= 10000 sats
  PoS stake must be without txfee and in the last tx in the block at vout[0]
  */
-extern int32_t ASSETCHAINS_FOUNDERS_PERIOD;
 
 CAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams);
 
@@ -1125,12 +1124,11 @@ uint64_t komodo_commission(const CBlock *pblock,int32_t height)
         nSubsidy = GetBlockSubsidy(height,Params().GetConsensus());
         //fprintf(stderr,"ht.%d nSubsidy %.8f prod %llu\n",height,(double)nSubsidy/COIN,(long long)(nSubsidy * ASSETCHAINS_COMMISSION));
         commission = ((nSubsidy * ASSETCHAINS_COMMISSION) / COIN);
-        if ( ASSETCHAINS_FOUNDERS_PERIOD != 0 )
+        if ( ASSETCHAINS_FOUNDERS > 1 )
         {
-            if ( height % ASSETCHAINS_FOUNDERS_PERIOD == 0 )
-                commission = commission * ASSETCHAINS_FOUNDERS_PERIOD;
-            else
-                commission = 0;
+            if ( (height % ASSETCHAINS_FOUNDERS) == 0 )
+                commission = commission * ASSETCHAINS_FOUNDERS;
+            else commission = 0;
         }
     }
     else
@@ -1809,7 +1807,9 @@ int32_t komodo_checkPOW(int32_t slowflag,CBlock *pblock,int32_t height)
             if ( ASSETCHAINS_SCRIPTPUB.size() > 1 )
             {
                 int32_t scriptlen; uint8_t scripthex[10000];
-                if ( ASSETCHAINS_SCRIPTPUB.size()/2 == pblock->vtx[0].vout[0].scriptPubKey.size() && scriptlen < sizeof(scripthex) )
+                script = (uint8_t *)&pblock->vtx[0].vout[0].scriptPubKey[0];
+                scriptlen = (int32_t)pblock->vtx[0].vout[0].scriptPubKey.size();
+                if ( ASSETCHAINS_SCRIPTPUB.size()/2 == scriptlen && scriptlen < sizeof(scripthex) )
                 {
                     decode_hex(scripthex,scriptlen,(char *)ASSETCHAINS_SCRIPTPUB.c_str());
                     if ( memcmp(scripthex,script,scriptlen) != 0 )
diff --git a/src/komodo_globals.h b/src/komodo_globals.h
index 0c69322e3..3e9b84db1 100644
--- a/src/komodo_globals.h
+++ b/src/komodo_globals.h
@@ -45,10 +45,10 @@ struct komodo_state KOMODO_STATES[34];
 #define _COINBASE_MATURITY 100
 int COINBASE_MATURITY = _COINBASE_MATURITY;//100;
 
-int32_t KOMODO_MININGTHREADS = -1,IS_KOMODO_NOTARY,USE_EXTERNAL_PUBKEY,KOMODO_CHOSEN_ONE,ASSETCHAINS_SEED,KOMODO_ON_DEMAND,KOMODO_EXTERNAL_NOTARIES,KOMODO_PASSPORT_INITDONE,KOMODO_PAX,KOMODO_EXCHANGEWALLET,KOMODO_REWIND,KOMODO_CONNECTING = -1,KOMODO_DEALERNODE,KOMODO_EXTRASATOSHI,ASSETCHAINS_FOUNDERS_PERIOD;
+int32_t KOMODO_MININGTHREADS = -1,IS_KOMODO_NOTARY,USE_EXTERNAL_PUBKEY,KOMODO_CHOSEN_ONE,ASSETCHAINS_SEED,KOMODO_ON_DEMAND,KOMODO_EXTERNAL_NOTARIES,KOMODO_PASSPORT_INITDONE,KOMODO_PAX,KOMODO_EXCHANGEWALLET,KOMODO_REWIND,KOMODO_CONNECTING = -1,KOMODO_DEALERNODE,KOMODO_EXTRASATOSHI,ASSETCHAINS_FOUNDERS;
 int32_t KOMODO_INSYNC,KOMODO_LASTMINED,prevKOMODO_LASTMINED,KOMODO_CCACTIVATE,JUMBLR_PAUSE = 1;
 std::string NOTARY_PUBKEY,ASSETCHAINS_NOTARIES,ASSETCHAINS_OVERRIDE_PUBKEY,DONATION_PUBKEY,ASSETCHAINS_SCRIPTPUB;
-uint8_t NOTARY_PUBKEY33[33],ASSETCHAINS_OVERRIDE_PUBKEY33[33],ASSETCHAINS_OVERRIDE_PUBKEYHASH[20],ASSETCHAINS_PUBLIC,ASSETCHAINS_PRIVATE,ASSETCHAINS_TXPOW,ASSETCHAINS_FOUNDERS;
+uint8_t NOTARY_PUBKEY33[33],ASSETCHAINS_OVERRIDE_PUBKEY33[33],ASSETCHAINS_OVERRIDE_PUBKEYHASH[20],ASSETCHAINS_PUBLIC,ASSETCHAINS_PRIVATE,ASSETCHAINS_TXPOW;
 bool VERUS_MINTBLOCKS;
 
 char ASSETCHAINS_SYMBOL[KOMODO_ASSETCHAIN_MAXLEN],ASSETCHAINS_USERPASS[4096];
diff --git a/src/komodo_utils.h b/src/komodo_utils.h
index dd133cd02..e6600fa65 100644
--- a/src/komodo_utils.h
+++ b/src/komodo_utils.h
@@ -1500,6 +1500,9 @@ uint32_t komodo_assetmagic(char *symbol,uint64_t supply,uint8_t *extraptr,int32_
     {
         vcalc_sha256(0,hash.bytes,extraptr,extralen);
         crc0 = hash.uints[0];
+        int32_t i; for (i=0; i<extralen; i++)
+            fprintf(stderr,"%02x",extraptr[i]);
+        fprintf(stderr," extralen.%d crc0.%x\n",extralen,crc0);
     }
     return(calc_crc32(crc0,buf,len));
 }
@@ -1765,12 +1768,12 @@ void komodo_args(char *argv0)
 
         MAX_BLOCK_SIGOPS = 60000;
         ASSETCHAINS_TXPOW = GetArg("-ac_txpow",0) & 3;
-        ASSETCHAINS_FOUNDERS = GetArg("-ac_founders",0) & 1;
+        ASSETCHAINS_FOUNDERS = GetArg("-ac_founders",0);// & 1;
         ASSETCHAINS_SUPPLY = GetArg("-ac_supply",10);
         ASSETCHAINS_COMMISSION = GetArg("-ac_perc",0);
         ASSETCHAINS_OVERRIDE_PUBKEY = GetArg("-ac_pubkey","");
         ASSETCHAINS_SCRIPTPUB = GetArg("-ac_script","");
-				ASSETCHAINS_FOUNDERS_PERIOD = GetArg("-ac_period",0);
+        //ASSETCHAINS_FOUNDERS_PERIOD = GetArg("-ac_period",0);
 
         if ( (ASSETCHAINS_STAKED= GetArg("-ac_staked",0)) > 100 )
             ASSETCHAINS_STAKED = 100;
@@ -1825,7 +1828,7 @@ void komodo_args(char *argv0)
         }
         if ( ASSETCHAINS_ENDSUBSIDY[0] != 0 || ASSETCHAINS_REWARD[0] != 0 || ASSETCHAINS_HALVING[0] != 0 || ASSETCHAINS_DECAY[0] != 0 || ASSETCHAINS_COMMISSION != 0 || ASSETCHAINS_PUBLIC != 0 || ASSETCHAINS_PRIVATE != 0 || ASSETCHAINS_TXPOW != 0 || ASSETCHAINS_FOUNDERS != 0 || ASSETCHAINS_SCRIPTPUB.size() > 1 )
         {
-            fprintf(stderr,"perc %.4f%% ac_pub=[%02x%02x%02x...]\n",dstr(ASSETCHAINS_COMMISSION)*100,ASSETCHAINS_OVERRIDE_PUBKEY33[0],ASSETCHAINS_OVERRIDE_PUBKEY33[1],ASSETCHAINS_OVERRIDE_PUBKEY33[2]);
+            fprintf(stderr,"perc %.4f%% ac_pub=[%02x%02x%02x...] acsize.%d\n",dstr(ASSETCHAINS_COMMISSION)*100,ASSETCHAINS_OVERRIDE_PUBKEY33[0],ASSETCHAINS_OVERRIDE_PUBKEY33[1],ASSETCHAINS_OVERRIDE_PUBKEY33[2],(int32_t)ASSETCHAINS_SCRIPTPUB.size());
             extraptr = extrabuf;
             memcpy(extraptr,ASSETCHAINS_OVERRIDE_PUBKEY33,33), extralen = 33;
 
@@ -1872,13 +1875,19 @@ void komodo_args(char *argv0)
             val = ASSETCHAINS_COMMISSION | (((uint64_t)ASSETCHAINS_STAKED & 0xff) << 32) | (((uint64_t)ASSETCHAINS_CC & 0xffff) << 40) | ((ASSETCHAINS_PUBLIC != 0) << 7) | ((ASSETCHAINS_PRIVATE != 0) << 6) | ASSETCHAINS_TXPOW;
             extralen += iguana_rwnum(1,&extraptr[extralen],sizeof(val),(void *)&val);
             if ( ASSETCHAINS_FOUNDERS != 0 )
-	    {
-                extralen += iguana_rwnum(1,&extraptr[extralen],sizeof(ASSETCHAINS_FOUNDERS),(void *)&ASSETCHAINS_FOUNDERS);
-		if ( ASSETCHAINS_FOUNDERS_PERIOD != 0 )
-		    extralen += iguana_rwnum(1,&extraptr[extralen],sizeof(ASSETCHAINS_FOUNDERS_PERIOD),(void *)&ASSETCHAINS_FOUNDERS_PERIOD);
-	    }
+            {
+                uint8_t tmp = 1;
+                extralen += iguana_rwnum(1,&extraptr[extralen],sizeof(tmp),(void *)&tmp);
+                if ( ASSETCHAINS_FOUNDERS > 1 )
+                    extralen += iguana_rwnum(1,&extraptr[extralen],sizeof(ASSETCHAINS_FOUNDERS),(void *)&ASSETCHAINS_FOUNDERS);
+            }
             if ( ASSETCHAINS_SCRIPTPUB.size() > 1 )
-              	extralen += iguana_rwnum(1,&extraptr[extralen],(int32_t)ASSETCHAINS_SCRIPTPUB.size(),(void *)ASSETCHAINS_SCRIPTPUB.c_str());
+            {
+                decode_hex(&extraptr[extralen],ASSETCHAINS_SCRIPTPUB.size()/2,(char *)ASSETCHAINS_SCRIPTPUB.c_str());
+                extralen += ASSETCHAINS_SCRIPTPUB.size()/2;
+                //extralen += iguana_rwnum(1,&extraptr[extralen],(int32_t)ASSETCHAINS_SCRIPTPUB.size(),(void *)ASSETCHAINS_SCRIPTPUB.c_str());
+                fprintf(stderr,"append ac_script %s\n",ASSETCHAINS_SCRIPTPUB.c_str());
+            }
         }
 
         addn = GetArg("-seednode","");
@@ -1905,11 +1914,11 @@ void komodo_args(char *argv0)
         while ( (dirname= (char *)GetDataDir(false).string().c_str()) == 0 || dirname[0] == 0 )
         {
             fprintf(stderr,"waiting for datadir\n");
-						#ifndef _WIN32
+#ifndef _WIN32
             sleep(3);
-						#else
-						boost::this_thread::sleep(boost::posix_time::milliseconds(3000));
-						#endif
+#else
+            boost::this_thread::sleep(boost::posix_time::milliseconds(3000));
+#endif
         }
         //fprintf(stderr,"Got datadir.(%s)\n",dirname);
         if ( ASSETCHAINS_SYMBOL[0] != 0 )
diff --git a/src/miner.cpp b/src/miner.cpp
index 9b0a04aaa..e94ed0b03 100644
--- a/src/miner.cpp
+++ b/src/miner.cpp
@@ -148,7 +148,7 @@ CBlockTemplate* CreateNewBlock(const CScript& _scriptPubKeyIn, int32_t gpucount,
     CPubKey pk = CPubKey();
     std::vector<std::vector<unsigned char>> vAddrs;
     txnouttype txT;
-    if (Solver(scriptPubKeyIn, txT, vAddrs))
+    if ( scriptPubKeyIn.size() > 0 && Solver(scriptPubKeyIn, txT, vAddrs))
     {
         if (txT == TX_PUBKEY)
             pk = CPubKey(vAddrs[0]);