Can't open issue from explorer tree. Error: "Request failed with status code 401"

[Matthias Scholze]

Describe the bug
If I try to open an issue I get following error "GitLab Explorer: Error => Request failed with status code 401"

To Reproduce
Steps to reproduce the behavior:

1. Go to 'GitLab explorer extension'
2. DoubleClick to a todo
3. See error

Expected behavior
Issue with all information open in window.

Screenshots
Error message window

Desktop (please complete the following information):

• OS: Windows 10
• VSCode Version 1.27.2
• GitLab CC Server Version 11.3.0

[Matthias Scholze]