modules/cache/mod_cache_socache.c:1414: error: UNINITIALIZED_VALUE
  The value read from rv was never initialized.

modules/cache/mod_cache_socache.c:1414:13: 
1412.                 pconf);
1413.         if (errmsg) {
1414.             ap_log_perror(APLOG_MARK, APLOG_CRIT, rv, plog,
                  ^
1415.                     APLOGNO(02392) "%s", errmsg);
1416.             return 500; /* An HTTP status would be a misnomer! */
