diff --git a/src/pow.cpp b/src/pow.cpp
index e48e0aab1..f8e793d95 100644
--- a/src/pow.cpp
+++ b/src/pow.cpp
@@ -180,7 +180,7 @@ unsigned int GetNextWorkRequired(const CBlockIndex* pindexLast, const CBlockHead
                 {
                     fprintf(stderr,"ht.%d block12diff %d < %d, make harder\n",(int32_t)pindexLast->GetHeight()+1,block12diff,ASSETCHAINS_BLOCKTIME*11);
                     bnTarget = bnTmp;
-                }
+                } else fprintf(stderr,"nothing smaller\n");
             }
             else if ( block12diff > ASSETCHAINS_BLOCKTIME*13 )
             {
@@ -193,7 +193,7 @@ unsigned int GetNextWorkRequired(const CBlockIndex* pindexLast, const CBlockHead
                 {
                     fprintf(stderr,"ht.%d block12diff %d > %d, make easier\n",(int32_t)pindexLast->GetHeight()+1,block12diff,ASSETCHAINS_BLOCKTIME*13);
                     bnTarget = bnTmp;
-                }
+                } else fprintf(stderr,"nothing bigger\n");
             }
             /*if ( block4diff > 4 && block4diff < ASSETCHAINS_BLOCKTIME ) // for 10x and higher hashrate increases
             {
@@ -202,7 +202,7 @@ unsigned int GetNextWorkRequired(const CBlockIndex* pindexLast, const CBlockHead
                 fprintf(stderr,"ht.%d 4 blocks happened in %d adjust by %.4f\n",(int32_t)pindexLast->GetHeight(),block4diff-((2 * ASSETCHAINS_BLOCKTIME) / 3),(double)block4diff/(ASSETCHAINS_BLOCKTIME*2));
             }
              */
-        }
+        } else fprintf(stderr,"null diff %d %d %d\n",block4diff,block7diff,block12diff);
         nbits = bnTarget.GetCompact();
     }
     return(nbits);