[System.Management.Automation.CompletionCompleters]::CompleteVariable throw ArgumentNullException #11227
Description
Steps to reproduce
> [System.Management.Automation.CompletionCompleters]::CompleteVariable('p')Expected behavior
Completes a variable name.
Actual behavior
Exception calling "CompleteVariable" with "1" argument(s): "Value cannot be null. (Parameter 'source')"
At line:1 char:1
+ [System.Management.Automation.CompletionCompleters]::CompleteVariable …
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : NotSpecified: (:) [], MethodInvocationException
+ FullyQualifiedErrorId : ArgumentNullException
Environment data
$PSVersionTable
Name Value
---- -----
PSVersion 7.0.0-preview.6
PSEdition Core
GitCommitId 7.0.0-preview.6
OS Microsoft Windows 10.0.18362
Platform Win32NT
PSCompatibleVersions {1.0, 2.0, 3.0, 4.0, 5.0, 5.1.10032.0, 6.0.0, 6.1.0, 6.2.0, 7.0.0-preview.6}
PSRemotingProtocolVersion 2.3
SerializationVersion 1.1.0.1
WSManStackVersion 3.0