diff --git a/modules/aaa/mod_authn_socache.c b/modules/aaa/mod_authn_socache.c
index 317648f525..01a69e69f0 100644
--- a/modules/aaa/mod_authn_socache.c
+++ b/modules/aaa/mod_authn_socache.c
@@ -106,7 +106,7 @@ static int authn_cache_post_config(apr_pool_t *pconf, apr_pool_t *plog,
         errmsg = socache_provider->create(&socache_instance, NULL,
                                           ptmp, pconf);
         if (errmsg) {
-            ap_log_perror(APLOG_MARK, APLOG_CRIT, rv, plog, APLOGNO(02612)
+            ap_log_perror(APLOG_MARK, APLOG_CRIT, 0, plog, APLOGNO(02612)
                         "failed to create mod_socache_shmcb socache "
                         "instance: %s", errmsg);
             return 500;