Fix #17948: Ignore errors caused by `set_time_limit(0)`

framework/CHANGELOG.md

@@ -4,6 +4,7 @@ Yii Framework 2 Change Log
 2.0.35 under development
 ------------------------
 
+- Bug #17948: Ignore errors caused by `set_time_limit(0)` (brandonkelly)
 - Bug #17810: Fix EachValidator crashing with uninitialized typed properties (ricardomm85)
 - Bug #17942: Fix for `DbCache` loop in MySQL `QueryBuilder` (alex-code)
 

framework/web/Response.php

@@ -430,9 +430,8 @@ class Response extends \yii\base\Response
             return;
         }
 
-        if (function_exists('set_time_limit')) {
-            set_time_limit(0); // Reset time limit for big files
-        } else {
+        // Try to reset time limit for big files
+        if (!function_exists('set_time_limit') || !@set_time_limit(0)) {
             Yii::warning('set_time_limit() is not available', __METHOD__);
         }