From 5003bedb6ca7ada1f88be350a81867a7457f018a Mon Sep 17 00:00:00 2001
From: Daniel Morell <daniel.morell@customaquariums.com>
Date: Fri, 13 May 2022 09:14:16 -0500
Subject: [PATCH] Fixed #571 added null check on $filename

---
 src/DataBuilder.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/DataBuilder.php b/src/DataBuilder.php
index 87fe0c96..43d5bd2e 100644
--- a/src/DataBuilder.php
+++ b/src/DataBuilder.php
@@ -499,7 +499,7 @@ public function makeFrames($exception, $includeContext)
 
     private function addCodeContextToFrame(Frame $frame, $filename, $line)
     {
-        if (!file_exists($filename)) {
+        if (null === $filename || !file_exists($filename)) {
             return;
         }