diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3194475..42ef9cf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+#Version 0.1.20210311 K*BSGS
+- Solved some bug when the publickeys in the input file was invalid but the program keeps running with 0 publickeys
+- Now publickeys can be compressed, not only uncompressed
+
 #Version 0.1.20210306 K*BSGS
 - Added K factor for BSGS
 - Added bPfile.c to generate a precalculated file
diff --git a/keyhunt.c b/keyhunt.c
index 8ccb7bc..81e45a2 100644
--- a/keyhunt.c
+++ b/keyhunt.c
@@ -48,7 +48,7 @@ struct tothread {
   char *rpt;  //rng per thread
 };
 
-const char *version = "0.1.20210306 K*BSGS";
+const char *version = "0.1.20210311 K*BSGS";
 const char *EC_constant_N = "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141";
 const char *EC_constant_P = "fffffffffffffffffffffffffffffffffffffffffffffffffffffffefffffc2f";
 const char *EC_constant_Gx = "79be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798";
@@ -760,7 +760,13 @@ int main(int argc, char **argv)	{
 		}
 		fclose(fd);
 		bsgs_point_number = N;
-		printf("[+] Added %u points from file\n",bsgs_point_number);
+		if(N > 0)	{
+			printf("[+] Added %u points from file\n",bsgs_point_number);
+		}
+		else	{
+			printf("[E] The file don't have any valid publickeys\n");
+			exit(0);
+		}
 		mpz_init(BSGS_N);
 		mpz_init(BSGS_M);
 		mpz_init(point_temp.x);