fix lock up with staker when trying to startum mine and stake.

src/miner.cpp

@@ -843,8 +843,6 @@ CBlockTemplate* CreateNewBlockWithKey(CReserveKey& reservekey, int32_t nHeight,
     }
     if ( ASSETCHAINS_MARMARA != 0 && nHeight > 0 && (nHeight & 1) == 0 )
         scriptPubKey = Marmara_scriptPubKey(nHeight,pubkey);
-    if ( ASSETCHAINS_STAKED != 0 && KOMODO_MININGTHREADS == 0 )
-        isStake = true;
     return CreateNewBlock(pubkey, scriptPubKey, gpucount, isStake);
 }
 

src/rpc/mining.cpp

@@ -717,10 +717,12 @@ UniValue getblocktemplate(const UniValue& params, bool fHelp)
         }
 #ifdef ENABLE_WALLET
         CReserveKey reservekey(pwalletMain);
-        pblocktemplate = CreateNewBlockWithKey(reservekey,chainActive.LastTip()->GetHeight()+1,KOMODO_MAXGPUCOUNT,false);
+        LEAVE_CRITICAL_SECTION(cs_main);
+        pblocktemplate = CreateNewBlockWithKey(reservekey,pindexPrevNew->GetHeight()+1,KOMODO_MAXGPUCOUNT,false);
 #else
         pblocktemplate = CreateNewBlockWithKey();
 #endif
+        ENTER_CRITICAL_SECTION(cs_main);
         if (!pblocktemplate)
             throw JSONRPCError(RPC_OUT_OF_MEMORY, "Out of memory or no available utxo for staking");