[VUFIND-1505] Avoid cache-related out-of-memory exceptions. (#2137)

module/VuFind/src/VuFind/View/Helper/Root/IconFactory.php

@@ -70,8 +70,12 @@ public function __invoke(
         }
         $config = $container->get(\VuFindTheme\ThemeInfo::class)
             ->getMergedConfig('icons', true);
+        // As of release 1.1.0, the memory storage adapter has a flaw which can cause
+        // unnecessary out of memory exceptions when a memory limit is enabled; we
+        // can disable these problematic checks by setting memory_limit to -1.
+        $cacheConfig = ['name' => 'memory', 'options' => ['memory_limit' => -1]];
         $cache = $container->get(\Laminas\Cache\Service\StorageAdapterFactory::class)
-            ->createFromArrayConfiguration(['name' => 'memory', 'options' => []]);
+            ->createFromArrayConfiguration($cacheConfig);
         $helpers = $container->get('ViewHelperManager');
         return new $requestedName(
             $config,