be sure to have the real length of the directory to copy

src/lib66/module/parse_module.c

@@ -123,11 +123,15 @@ void parse_module(resolve_service_t *res, resolve_service_t *ares, unsigned int
 
         auto_strings(copy, SS_SERVICE_ADMDIR, name) ;
 
+        copylen = strlen(copy) ;
+
     } else {
 
         if (!set_ownerhome_stack(copy))
             log_dieusys(LOG_EXIT_SYS, "unable to find the home directory of the user") ;
 
+        copylen = strlen(copy) ;
+
         auto_strings(copy + copylen, SS_SERVICE_USERDIR, name) ;
     }
 
@@ -167,8 +171,6 @@ void parse_module(resolve_service_t *res, resolve_service_t *ares, unsigned int
             log_dieusys(LOG_EXIT_SYS,"copy: ", dirname, " to: ", copy) ;
     }
 
-    copylen = strlen(copy) ;
-
     auto_strings(copy + copylen, "/", ainsta) ;
 
     /** remove the original service frontend file inside the copied directory