---
title: kCMBufferQueueError_BadTriggerDuration
framework: coremedia
role: symbol
role_heading: Global Variable
path: coremedia/kcmbufferqueueerror_badtriggerduration
---

# kCMBufferQueueError_BadTriggerDuration

You specified an invalid trigger duration.

## Declaration

```swift
var kCMBufferQueueError_BadTriggerDuration: OSStatus { get }
```

## Discussion

Discussion The trigger duration must be numeric, and epoch must be zero (non-zero epoch is only for timestamps, not durations).

## See Also

### Error Codes

- [kCMBufferQueueError_AllocationFailed](coremedia/kcmbufferqueueerror_allocationfailed.md)
- [kCMBufferQueueError_RequiredParameterMissing](coremedia/kcmbufferqueueerror_requiredparametermissing.md)
- [kCMBufferQueueError_InvalidCMBufferCallbacksStruct](coremedia/kcmbufferqueueerror_invalidcmbuffercallbacksstruct.md)
- [kCMBufferQueueError_EnqueueAfterEndOfData](coremedia/kcmbufferqueueerror_enqueueafterendofdata.md)
- [kCMBufferQueueError_QueueIsFull](coremedia/kcmbufferqueueerror_queueisfull.md)
- [kCMBufferQueueError_CannotModifyQueueFromTriggerCallback](coremedia/kcmbufferqueueerror_cannotmodifyqueuefromtriggercallback.md)
- [kCMBufferQueueError_InvalidTriggerCondition](coremedia/kcmbufferqueueerror_invalidtriggercondition.md)
- [kCMBufferQueueError_InvalidTriggerToken](coremedia/kcmbufferqueueerror_invalidtriggertoken.md)
- [kCMBufferQueueError_InvalidBuffer](coremedia/kcmbufferqueueerror_invalidbuffer.md)