Add error handling to delete_job endpoint

pdf_renamer.py

@@ -1379,6 +1379,7 @@ def download(filename):
 @app.route('/delete/<job_id>', methods=['POST'])
 @login_required
 def delete_job(job_id):
+    try:
         with job_lock:
             if job_id in job_queue:
                 job = job_queue[job_id]
@@ -1412,6 +1413,12 @@ def delete_job(job_id):
                     flash('Only completed jobs can be deleted.', 'error')
             else:
                 flash('Job not found.', 'error')
+    except Exception as e:
+        print(f"ERROR: Exception in delete_job: {e}")
+        import traceback
+        traceback.print_exc()
+        flash(f'Error deleting job: {str(e)}', 'error')
+    
     return redirect('/jobs')
 
 @app.route('/completed-jobs')