state changed from up to crashed

[Littletonar]

2022-05-27T19:45:18.076038+00:00 app[worker.1]: is_authorized = await self.connect()

2022-05-27T19:45:18.076048+00:00 app[worker.1]: File "/app/.heroku/python/lib/python3.8/site-packages/pyrogram/methods/auth/connect.py", line 39, in connect

2022-05-27T19:45:18.076109+00:00 app[worker.1]: await self.load_session()

2022-05-27T19:45:18.076119+00:00 app[worker.1]: File "/app/.heroku/python/lib/python3.8/site-packages/pyrogram/client.py", line 677, in load_session

2022-05-27T19:45:18.076320+00:00 app[worker.1]: await self.storage.open()

2022-05-27T19:45:18.076330+00:00 app[worker.1]: File "/app/.heroku/python/lib/python3.8/site-packages/pyrogram/storage/memory_storage.py", line 38, in open

2022-05-27T19:45:18.076397+00:00 app[worker.1]: dc_id, test_mode, auth_key, user_id, is_bot = struct.unpack(

2022-05-27T19:45:18.076425+00:00 app[worker.1]: struct.error: unpack requires a buffer of 267 bytes

2022-05-27T19:45:18.304373+00:00 heroku[worker.1]: Process exited with status 1

2022-05-27T19:45:18.368186+00:00 heroku[worker.1]: State changed from up to crashed

I deployed this bot but it always shows this error.
If anybody knows then please help.

[m4mallu]

Problem with your session string. Possible causes...

1. Not updated the repo with the main source.
2. Edited the code.
3. Used old session string generator (Maybe this is the cause. Use THIS string generator instead).

[ShuhaibNC]

Nice