diff --git a/src/main.cpp b/src/main.cpp
index baf4459d7..265bd754a 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -3506,8 +3506,10 @@ bool CheckBlockHeader(int32_t height,CBlockIndex *pindex, const CBlockHeader& bl
     }
     // Check block version
     if (blockhdr.nVersion < MIN_BLOCK_VERSION)
+    {
+        fprintf(stderr,"nVersion.%d vs min %d\n",blockhdr.nVersion,MIN_BLOCK_VERSION);
         return state.DoS(100, error("CheckBlockHeader(): block version too low"),REJECT_INVALID, "version-too-low");
-    
+    }
     // Check Equihash solution is valid
     /*if ( fCheckPOW && !CheckEquihashSolution(&blockhdr, Params()) )
         return state.DoS(100, error("CheckBlockHeader(): Equihash solution invalid"),REJECT_INVALID, "invalid-solution");*/