Fix demo command file completion

code/client/cl_console.c

@@ -343,7 +343,7 @@ Cmd_CompleteTxtName
 */
 void Cmd_CompleteTxtName( char *args, int argNum ) {
 	if( argNum == 2 ) {
-		Field_CompleteFilename( "", "txt", qfalse, qtrue );
+		Field_CompleteFilename( "", "txt", NULL, qfalse, qtrue );
 	}
 }