If you are no longer using an AccuWork task repository, you can remove it from your Mylyn view. Note that the following procedure only removes the repository from your view. The repository still exists and you can reconnect to it at a later time. For details, see Adding an AccuWork Task Repository.
To remove an AccuWork task repository from your Mylyn view:
In Eclipse, open the Mylyn view by selecting Window > Show View > Other > Mylyn > Task Repositories.
The Task Repositories tab is active.
Right-click the name of the AccuWork task repository and select Delete.