Index: src/lua-load-factory.c
===================================================================
--- src/lua-load-factory.c	(Revision 369)
+++ src/lua-load-factory.c	(Arbeitskopie)
@@ -33,7 +33,6 @@
 			const char *str;
 		} string;
 		struct {
-		       const char *filename;
 		       FILE *f;
 		       char content[1024];
 		} file;
@@ -103,12 +102,15 @@
 	load_factory_t factory;
 
 	factory.type = LOAD_TYPE_FILE;
-	factory.data.file.filename = filename;
 	factory.state = LOAD_STATE_PREFIX;
 	factory.prefix = "return function()\n";
 	factory.postfix = "end\n";
 
 	factory.data.file.f = fopen(filename, "rb");
+	if ((factory.data.file.f) == NULL) {
+	  lua_pushfstring(L, "cannot open %s: %s", filename, strerror(errno));
+	  return LUA_ERRFILE;
+	}	
 
 	ret = lua_load(L, loadstring_factory_reader, &factory, filename);