---
title: kCVReturnRetry
framework: corevideo
role: symbol
role_heading: Global Variable
path: corevideo/kcvreturnretry
---

# kCVReturnRetry

A scan hasn’t completely traversed the CVBufferPool due to a concurrent operation.

## Declaration

```swift
var kCVReturnRetry: CVReturn { get }
```

## Discussion

Discussion A result of kCVReturnRetry indicates that a client can retry the scan.

## See Also

### Buffer Pool

- [kCVReturnInvalidPoolAttributes](corevideo/kcvreturninvalidpoolattributes.md)
- [kCVReturnPoolAllocationFailed](corevideo/kcvreturnpoolallocationfailed.md)
- [kCVReturnWouldExceedAllocationThreshold](corevideo/kcvreturnwouldexceedallocationthreshold.md)