diff --git a/templates/modals/full_calc.html b/templates/modals/full_calc.html
index ef1952e..c4539b0 100644
--- a/templates/modals/full_calc.html
+++ b/templates/modals/full_calc.html
@@ -103,6 +103,9 @@
             link.download = 'InfantrySkill_' + date + '.png';
             link.href = canvas.toDataURL();
             link.click();
+        }).catch(error => {
+            alert('Fehler beim Erstellen des Screenshots: ' + error);
+        }).finally(_ => {
             submitBtn.hidden = false;
         });
     }