diff --git a/nemu/src/monitor/monitor.c b/nemu/src/monitor/monitor.c
index 1cbd9f8..1920ae4 100644
--- a/nemu/src/monitor/monitor.c
+++ b/nemu/src/monitor/monitor.c
@@ -133,7 +133,6 @@ void init_monitor(int argc, char *argv[]) {
   // printf("elf_file: %s\n", elf_file);
   if(elf_file != NULL) {
     void init_elf(const char *path);
-    puts("init_elf");
     init_elf(elf_file);
   }
 
diff --git a/nemu/src/utils/elf-parser.c b/nemu/src/utils/elf-parser.c
index f98b051..8ea582b 100644
--- a/nemu/src/utils/elf-parser.c
+++ b/nemu/src/utils/elf-parser.c
@@ -39,9 +39,9 @@ void init_elf(const char *path) {
     FAILED_GOTO(failed, fgets(func, 30, elf_file) > 0);
     puts(func);
   }
-
+  return;
 failed:
   free(sym);
 failed_nosym:
-  ;
+  Error("Failed reading elf file");
 }