element-hq / element-hq/synapse
500 error when trying to rejoin empty room
Open
A-Federated-Join
A-Workers
O-Uncommon
S-Major
T-Defect
z-bug
- Dominant language
- Python
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- Forks
- 600
- Avg merge
- 5d 22h
- Merged PRs (30d)
- 51
Description
This issue has been migrated from [#4582](https://github.com/matrix-org/synapse/issues/4582).
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Related to #1533, but even worse. When using a worker deployment, the code that checks if the server list is empty (https://github.com/matrix-org/synapse/blob/d8e63846e23537d534f94df1e4294326964bb780/synapse/handlers/room_member.py#L988) gets missed, so we end up with an internal server error instead
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