---
title: Audio Graph Errors
framework: audiotoolbox
role: collectionGroup
role_heading: API Collection
path: audiotoolbox/1537630-audio-graph-errors
---

# Audio Graph Errors

## Topics

### Constants

- [kAUGraphErr_CannotDoInCurrentContext](audiotoolbox/kaugrapherr_cannotdoincurrentcontext.md)
- [kAUGraphErr_InvalidAudioUnit](audiotoolbox/kaugrapherr_invalidaudiounit.md)
- [kAUGraphErr_InvalidConnection](audiotoolbox/kaugrapherr_invalidconnection.md)
- [kAUGraphErr_NodeNotFound](audiotoolbox/kaugrapherr_nodenotfound.md)
- [kAUGraphErr_OutputNodeErr](audiotoolbox/kaugrapherr_outputnodeerr.md)

## See Also

### Constants

- [Audio Unit Attenuation Properties](audiotoolbox/1534112-audio-unit-attenuation-propertie.md)
- [Audio Unit Instrument Errors](audiotoolbox/1584141-audio-unit-instrument-errors.md)
- [Anonymous](audiotoolbox/1534019-anonymous.md)
- [Anonymous](audiotoolbox/1534074-anonymous.md)
- [Audio Converter Property ID](audiotoolbox/1624333-audio-converter-property-id.md)
- [Anonymous](audiotoolbox/1621044-anonymous.md)
- [Anonymous](audiotoolbox/1618426-anonymous.md)
- [Anonymous](audiotoolbox/1618742-anonymous.md)
- [Anonymous](audiotoolbox/1619479-anonymous.md)
- [Anonymous](audiotoolbox/1619504-anonymous.md)
- [Anonymous](audiotoolbox/1533960-anonymous.md)
- [Anonymous](audiotoolbox/1534225-anonymous.md)
- [Music Device Properties](audiotoolbox/1534089-music-device-properties.md)
- [3D Mixer Audio Unit Properties](audiotoolbox/1534063-3d_mixer_audio_unit_properties.md)
- [kAudioSession_AudioRouteChangeKey_OldRoute](audiotoolbox/kaudiosession_audioroutechangekey_oldroute.md)