---
title: reportError
framework: accelerate
role: symbol
role_heading: Instance Property
path: accelerate/sparsegmresoptions/reporterror
---

# reportError

An optional error-reporting routine.

## Declaration

```swift
var reportError: ((UnsafePointer<CChar>) -> Void)?
```

## See Also

### Inspecting GMRES Options

- [atol](accelerate/sparsegmresoptions/atol.md)
- [maxIterations](accelerate/sparsegmresoptions/maxiterations.md)
- [nvec](accelerate/sparsegmresoptions/nvec.md)
- [reportStatus](accelerate/sparsegmresoptions/reportstatus.md)
- [rtol](accelerate/sparsegmresoptions/rtol.md)
- [variant](accelerate/sparsegmresoptions/variant.md)
- [SparseGMRESVariant_t](accelerate/sparsegmresvariant_t.md)