---
title: NSScriptCommand—General Command Execution Errors
framework: foundation
role: collectionGroup
role_heading: API Collection
path: foundation/general-command-execution-errors
---

# NSScriptCommand—General Command Execution Errors

NSScriptCommand uses the following error codes for general command execution problems:

## Topics

### Constants

- [NSNoScriptError](foundation/nsnoscripterror.md)
- [NSReceiverEvaluationScriptError](foundation/nsreceiverevaluationscripterror.md)
- [NSKeySpecifierEvaluationScriptError](foundation/nskeyspecifierevaluationscripterror.md)
- [NSArgumentEvaluationScriptError](foundation/nsargumentevaluationscripterror.md)
- [NSReceiversCantHandleCommandScriptError](foundation/nsreceiverscanthandlecommandscripterror.md)
- [NSRequiredArgumentsMissingScriptError](foundation/nsrequiredargumentsmissingscripterror.md)
- [NSArgumentsWrongScriptError](foundation/nsargumentswrongscripterror.md)
- [NSUnknownKeyScriptError](foundation/nsunknownkeyscripterror.md)
- [NSInternalScriptError](foundation/nsinternalscripterror.md)
- [NSOperationNotSupportedForKeyScriptError](foundation/nsoperationnotsupportedforkeyscripterror.md)
- [NSCannotCreateScriptCommandError](foundation/nscannotcreatescriptcommanderror.md)