diff --git a/web/concrete/src/Cache/Cache.php b/web/concrete/src/Cache/Cache.php
index <HASH>..<HASH> 100644
--- a/web/concrete/src/Cache/Cache.php
+++ b/web/concrete/src/Cache/Cache.php
@@ -74,7 +74,9 @@ abstract class Cache
      */
     public function enable()
     {
-        $this->pool->setDriver($this->driver);
+        if ($this->driver !== null) {
+            $this->pool->setDriver($this->driver);
+        }
         $this->enabled = true;
     }
Only need to set the cache driver if the driver stored is not null


Former-commit-id: afaa<I>ac<I>f6aa<I>a<I>f1e<I>b6c<I>