Prevent error in PHP log

thexerteproject · Aug 28, 2023 · 9e163b2 · 9e163b2
1 parent ff9c9d6
commit 9e163b2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lti_launch.php b/lti_launch.php
@@ -183,7 +183,7 @@
         $_SESSION['XAPI_PROXY'] = $lrs;
     }
 
-    if ($_GET['x_embed'] === 'true') {
+    if (isset($_GET['x_embed']) && $_GET['x_embed'] === 'true') {
         $x_embed = true;
         if ($_GET['activated'] !== 'true') {
             $lti_enabled = false;