Error when deleting credentials

[cberthold]

Describe the bug
An error is generated, using version 1.9.1, for missing variable $adfi when trying to remove a credential that is no longer in config files.

It appears on line 16 $adfi should be $adfInstance which then generates the error inside of Remove-AdfObject.ps

azure.datafactory.tools/private/Remove-AdfObjectRestAPI.ps1

Line 16 in 517d2f0

$url = "https://management.azure.com$($adfi.DataFactoryId)/$type_plural/$($name)?api-version=2018-06-01"

Exception: /home/runner/.local/share/powershell/Modules/azure.datafactory.tools/1.9.1/private/Remove-AdfObject.ps1:134
Line |
 134 |          throw $ErrorMessage
     |          ~~~~~~~~~~~~~~~~~~~
     | The variable '$adfi' cannot be retrieved because it has not been set.
Error: Process completed with exit code 1.

To Reproduce
Your script to reproduce the behaviour:

1. Create credential
2. Deploy nothing
3. See error

Expected behaviour
Credential was deleted

Screenshots
If applicable, add screenshots to help explain your problem.

Version of PowerShell module of:

• ver 1.9.1

Provide all files to reproduce the issue

• Attach at least log file (you can wipe out any potentially sensitive info)
• Attach files of objects which are involved in the process

[NowinskiK]

To be precise: Is this happening when you use DeleteNotInSource flag enabled?