Steps to reproduce

Navigate to the root of the powershell repo
ipmo .\bu{tab}

Expected behavior

.\bu followed by a tab is completed with .\build.psm1

Actual behavior

Nothing happens.

Note that dir .\bu{tab} and impo -FullQualifiedName .\bu{tab} do complete as expected.

Environment data

Repro'd with a build sync'd 6/14/2017

PSVersion 6.0.0-beta
PSEdition Core
CLRVersion
GitCommitId v6.0.0-beta.2-32-g8731747c3e412edf537c3dc0b4ce6a09e6fd7d95
OS Microsoft Windows 10.0.16202
Platform Win32NT
PSCompatibleVersions {1.0, 2.0, 3.0, 4.0...}
PSRemotingProtocolVersion 2.3
SerializationVersion 1.1.0.1
WSManStackVersion 3.0