Communication - Chat nightly test runs are failing with:

Error message:
chatThreadId cannot be null or undefined.

Stack trace:
Error: chatThreadId cannot be null or undefined.
at Serializer.serialize (/mnt/vss/_work/1/s/sdk/core/core-http/src/serializer.ts:131:13)
at getOperationArgumentValueFromParameterPath (/mnt/vss/_work/1/s/sdk/core/core-http/src/serviceClient.ts:914:18)
at getOperationArgumentValueFromParameter (/mnt/vss/_work/1/s/sdk/core/core-http/src/serviceClient.ts:866:10)
at ChatApiClient.sendOperationRequest (/mnt/vss/_work/1/s/sdk/core/core-http/src/serviceClient.ts:343:43)
at Chat.deleteChatThread (/mnt/vss/_work/1/s/sdk/communication/communication-chat/src/generated/src/operations/chat.ts:83:24)
at ChatClient.deleteChatThread (/mnt/vss/_work/1/s/sdk/communication/communication-chat/src/chatClient.ts:73:36)
at Context. (/mnt/vss/_work/1/s/sdk/communication/communication-chat/test/public/chatClient.spec.ts:70:24)
at callFn (/mnt/vss/_work/1/s/common/temp/node_modules/.pnpm/mocha@7.2.0/node_modules/mocha/lib/runnable.js:374:21)
at Test.Runnable.run (/mnt/vss/_work/1/s/common/temp/node_modules/.pnpm/mocha@7.2.0/node_modules/mocha/lib/runnable.js:361:7)

For more details check here:

• https://dev.azure.com/azure-sdk/internal/_build/results?buildId=1021759&view=results
• https://dev.azure.com/azure-sdk/internal/_build/results?buildId=1021634&view=results