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"Call.in-progress.error-vapifault worker not available" means that a required processing worker was unavailable during your call, causing the call to fail. This is part of the

call.in-progress.error-vapifault-*

error family, which signals failures in the processing pipeline (like function execution or AI model responses). Actionable step: Check your call logs in the [Vapi dashboard](https://dashboard.vapi.ai/calls) for more details about the error. If the cause remains unclear, share the Call ID with Vapi support for further investigation. Example:

Call ID: [your-call-id]
Error: call.in-progress.error-vapifault worker not available

For more, see the [call ended reasons documentation](https://docs.vapi.ai/calls/call-ended-reason). Source: - [Call ended reasons documentation](https://docs.vapi.ai/calls/call-ended-reason)

VAPI IS DOWN WE ARE GETTING THIS TOO

Call ID 019aeb30-d9ff-7550-91ee-253fa6ea7105

Hi ian, The

call.in-progress.error-vapifault-worker-not-available

error indicates that a processing worker required for your call was temporarily unavailable. This typically results from brief interruptions or system updates on the worker fleet, as seen in past incidents. Please check your [Vapi dashboard](https://dashboard.vapi.ai/calls) for more details on the call. If the issue persists, sharing the Call ID with Vapi support might be necessary for further analysis. This type of error is usually transient, so operations should resume shortly. For more information, you can refer to the [call ended reasons](https://docs.vapi.ai/calls/call-ended-reason).