Fix DocblockTypeContradiction

simplesamlphp · Nov 6, 2019 · 2f753c7 · 2f753c7
1 parent 5f41a09
commit 2f753c7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/SAML2/Compat/ContainerSingleton.php b/src/SAML2/Compat/ContainerSingleton.php
@@ -19,7 +19,7 @@ class ContainerSingleton
      */
     public static function getInstance() : AbstractContainer
     {
-        if (!self::$container) {
+        if (!isset(self::$container)) {
             self::$container = self::initSspContainer();
         }
         return self::$container;