diff --git a/src/miner.cpp b/src/miner.cpp
index cab48a9d9..a386c0931 100644
--- a/src/miner.cpp
+++ b/src/miner.cpp
@@ -627,15 +627,22 @@ void static BitcoinMiner(CWallet *pwallet)
                     {
                         if ( notaryid < 2 )
                         {
-                            for (i=0; i<66; i++)
+                            for (i=1; i<66; i++)
+                                if ( memcmp(pubkeys[i],pubkeys[0],33) == 0 )
+                                    break;
+                            if ( i != 65 )
                             {
-                                for (j=0; j<33; j++)
-                                    printf("%02x",pubkeys[i][j]);
-                                printf(" p%d -> %d\n",i,komodo_minerid(pindexPrev->nHeight-i,pubkeys[i]));
+                                printf("VIOLATION at %d\n",i);
+                                for (i=0; i<66; i++)
+                                {
+                                    for (j=0; j<33; j++)
+                                        printf("%02x",pubkeys[i][j]);
+                                    printf(" p%d -> %d\n",i,komodo_minerid(pindexPrev->nHeight-i,pubkeys[i]));
+                                }
+                                for (j=0; j<65; j++)
+                                    fprintf(stderr,"%d ",mids[j]);
+                                fprintf(stderr," <- prev minerids from ht.%d notary.%d VIOLATION\n",pindexPrev->nHeight,notaryid);
                             }
-                            for (j=0; j<65; j++)
-                                fprintf(stderr,"%d ",mids[j]);
-                            fprintf(stderr," <- prev minerids from ht.%d notary.%d\n",pindexPrev->nHeight,notaryid);
                         }
                         for (j=0; j<65; j++)
                             if ( mids[j] == notaryid )