Actions such as message sending or invites is failing in a small subset of rooms

Incident Report for Matrix

Update

We are still working to restore all affected rooms
Posted Jul 08, 2025 - 13:01 UTC

Update

We are still working to determine the root cause, which currently appears to only originate on the matrix.org homeserver. In the meantime, we've devised a fix and will be attempting that shortly.
Posted Jul 04, 2025 - 10:11 UTC

Investigating

We're investigating reports of broken functionality in federated and unfederated rooms that contain matrix.org users. As a workaround, one can create a new room and continue communicating there.

We are working to identify the cause and correct the affected rooms.
Posted Jul 02, 2025 - 15:38 UTC
This incident affects: Matrix.org (Synapse).