wip #5220

diff --git a/src/PDFTools.php b/src/PDFTools.php
index c85665c0bc502236f76abc0b047286538ccd0716..c16038307ee58e441faab215e83324c2aecc9992 100644 (file)
--- a/src/PDFTools.php
+++ b/src/PDFTools.php
@@ -375,12 +375,14 @@ class PDFTools
 
         $lock = $pdf . '.split.lock';
 
-
         $returnAfterSleep = false;
 
         usleep(rand(100000, 2000000));
 
         while (file_exists($lock)) {
+            if(filemtime($lock)<time()-300){
+                unlink($lock);
+            }
             $returnAfterSleep = true;
             sleep(5);
         }