Known Issues - Microsoft Graph

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Communication Calling SDK: Webhook message processing exception: System.Security.Cryptography.CryptographicException

Active: 8 monthsUpdated: July 23, 2024Area:Teamwork and communications

The release of the KBs introduced an issue with applications developed with the Communication Calling SDKs.

The Microsoft Graph AnswerAsync method throws an exception when the bot tries to answer incoming calls. This is related to the following Windows updates:

Wk22 - KB5038282
Wk19 - KB5038283

For details, see SHA256 ComputeHash started throwing - Microsoft Community.

Workaround

Roll back the KBs pending an updated release of the SDK.

Microsoft Graph Known Issues

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