diff --git a/sharex_server.py b/sharex_server.py
index 7085e63..54bd82a 100644
--- a/sharex_server.py
+++ b/sharex_server.py
@@ -138,8 +138,9 @@ def main():
         if not os.path.isdir(f'{conf.data_path}/{acc}'):
             continue
         for file in os.listdir(f"{conf.data_path}/{acc}"):
-            fhash, fname = file.split('_', 1)
-            file_db[acc][fhash] = fname
+            if "_" in file:
+                fhash, fname = file.split('_', 1)
+                file_db[acc][fhash] = fname
 
     app = web.Application(middlewares=[prepare])
     app.router.add_post(conf.prefix + '/post/{acc}', handle_upload)