Uploading the Package to the Orchestrator failed listing "An error has occurred"

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How to resolve the error "An error has occurred" obtained while uploading a package to the Orchestrator?


Issue description:
Sometimes the following error may be encountered while uploading a package to the Orchestrator.

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The root cause of the error varies and as such appropriate measures must be taken to troubleshoot and resolve the issue.


Troubleshooting/Resolution:

Approach #1:

  • Make sure that the AppPoolIdentity user has enough permissions in the NuGet package folder to read/write. The NuGet package path can be found in the "UiPath.Orchestrator.dll.config" file (C:\Program Files (x86)\UiPath\Orchestrator).
  • Try giving full control access to everyone in this folder.
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Approach #2:
  • Make sure that there is disk space available in the Orchestrator server.
  • If memory is low, clean up the disk, restart the server and see if it helps.

Approach #3:
  • Try publishing the package from the Studio to Orchestrator and check.
  • Make sure the project which is being published doesn't have any "Autosaved" / Test files, or unnecessary files.
  • If required, please close the UiPath studio, Navigate to the location of the project, delete the below, and then try to publish again
    • Delete all Autosaved XAML file
    • Delete all test file
    • Delete all temp file (if found any)

Approach #4:
  • Create a small workflow with simple activities Writeline and log message activities.
  • Publish the project.

Approach #5:
  • If approach #4 works, then the issue might be with the uploading of a specific package if the size of the upload package is>30 MB (In case the size is less than 30 MB skip this step )
  • Try implementing the suggested solution in this link.


If the issue persists, collect the following and share it with UiPath Support for further analysis: