diff --git a/plt/generatePHPTriggerCode.inc.php b/plt/generatePHPTriggerCode.inc.php
index 547b8f9..e973ee4 100644
--- a/plt/generatePHPTriggerCode.inc.php
+++ b/plt/generatePHPTriggerCode.inc.php
@@ -46,11 +46,11 @@ $onUpdate_phpCode
 \$initial_data = json_encode(\$data);
 
 // Execute the dynamically generated function
-$error = "";
-$retVal = $functionName(\$data, \$error);
+\$error = "";
+\$retVal = $functionName(\$data, \$error);
 
 // Handle errors
-if ($retVal === false || !empty($error)) {
+if (\$retVal === false || !empty(\$error)) {
     file_put_contents('php://stderr', "Error: $error\n");
     exit(1);
 }