diff --git a/src/ajax.php b/src/ajax.php
index 3212b3d..0b7599d 100644
--- a/src/ajax.php
+++ b/src/ajax.php
@@ -798,11 +798,16 @@ function myErrorHandler($errno, $errstr, $errfile, $errline)
 
 function myExceptionHandler($e)
 {
-	if(-1 == $e->getCode()) {
-		echo $e->getMessage()."\n". $e->getTraceAsString();
-		exit;
+	try { // to avoid Exception thrown without a stack frame
+		if(-1 == $e->getCode()) {
+			echo $e->getMessage()."\n". $e->getTraceAsString();
+			exit;
+		}
+		echo 'Exception: \''. $e->getMessage() .'\' in '. $e->getFile() .':'. $e->getLine(); //."\n". $e->getTraceAsString();
+	}
+	catch(Exception $e) {
+		echo 'Exception in ExceptionHandler: \''. $e->getMessage() .'\' in '. $e->getFile() .':'. $e->getLine();
 	}
-	echo 'Exception: \''. $e->getMessage() .'\' in '. $e->getFile() .':'. $e->getLine(); //."\n". $e->getTraceAsString();
 	exit;
 }