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Error Domain=NSCocoaErrorDomain&Error Message=Command Not Found&ErrorCode=4

If you’re encountering the error message “Error Domain=NSCocoaErrorDomain&Error Message=Command Not Found&ErrorCode=four” while operating with Cocoa applications, you are no longer by myself. These mistakes may be frustrating, however knowledge its which means and capacity reasons assist you to troubleshoot it successfully.

This article dives deep into the “Command Not Found” mistakes, offering precise information approximately its reason, results, and potential answers. We’ll explore: errordomain=nscocoaerrordomain&errormessage=opgegeven opdracht niet gevonden.&errorcode=4

This error message is displayed whilst a Cocoa utility attempts to name a method or feature that does not exist. The error domain is NSCocoaErrorDomain, the error message is Command Not Found, and the error code is four.

This mistakes can occur for a lot of motives, inclusive of:

  • The method or function no longer exists inside the software’s code.
  • The approach or feature is misspelled.
  • The technique or characteristic isn’t available in the present day model of the utility.
  • The technique or characteristic is to be had, however the application does not have the necessary permissions to name it.

To troubleshoot this mistake, you can try the following steps:

  • Verify that the approach or feature exists within the software’s code. You can do this by way of checking the utility’s documentation or by way of the usage of a debugger to step through the code.
  • Check the spelling of the technique or feature.
  • Make certain that the software is jogging the modern model.

Check the permissions of the utility.

If you’ve confirmed that the technique or feature exists, is spelled correctly, and is to be had in the cutting-edge version of the utility, then the error is probable because of a permissions issue.

In this case, you can strive the following steps to restoration the mistake:

  • Make certain that the software is going for walks as an administrator.
  • Add the utility to the list of relied on applications.
  • If you have tried all of these steps and you are nevertheless receiving the error, then you would want to contact the software’s developer for help.

Specific examples of this error

Here are a few particular examples of the way this error can arise:

  • An utility tries to call a method that has been eliminated from the application’s code.
  • A software attempts to call a technique that is misspelled.
  • A software tries to name a way this is only to be had in a more recent model of the software.
  • An utility tries to call a way that calls for administrator privileges.

How to save you this error

To prevent this mistake, you may take the subsequent steps:

  • Make sure that the application’s code is up-to-date.
  • Check the spelling of technique and feature names cautiously.
  • Use a debugger to step through the code to confirm that the appropriate techniques and capabilities are being called.
  • Make certain that the application has the vital permissions to name the methods and functions that it desires.


The error message errordomain=nscocoaerrordomain&errormessage=opgegeven opdracht niet gevonden.&errorcode=4 shows that a Cocoa utility has attempted to call a way or characteristic that does not exist. These blunders can occur for a number of reasons, and the appropriate troubleshooting steps will vary depending on the particular purpose of the error.

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