diff --git a/cache.inc.php b/cache.inc.php
index 551e914..7bfe893 100644
--- a/cache.inc.php
+++ b/cache.inc.php
@@ -272,11 +272,11 @@ function _config_cache_fetch(ConfigFetchParams $params) : ConfigFetchResult
 
   if(!$serial)
   {
-    //NOTE: in case of any result error try serial processing
+    //NOTE: in case result unserialize error try serial processing
     if(array_search(false, $results_by_job, true/*strict*/) !== false)
     {
       if($params->verbose)
-        config_log("Result error detected, trying serial processing...");
+        config_log("Corrupted result, trying serial processing...");
       $results_by_job = _config_worker_run_procs($params, $jobs, true);
     }
   }
diff --git a/task.inc.php b/task.inc.php
index c46fa85..f1b0d3b 100644
--- a/task.inc.php
+++ b/task.inc.php
@@ -38,11 +38,11 @@ function _config_worker_run_procs(ConfigFetchParams $params, array $jobs, bool $
   }
   else
   {
-    $worker_args = array();
-    foreach($jobs as $idx => $job)
-      $worker_args[] = array($params, $job);
+    $workers_args = array();
+    foreach($jobs as $job)
+      $workers_args[] = array($params, $job);
 
-    return run_background_gamectl_workers('config_worker', $worker_args);
+    return run_background_gamectl_workers('config_worker', $workers_args);
   }
 }