Error message: "Unmap Input File failed"

Issue:

• The connector is unable to unmap the given file

Cause:

• The given FileId does not exist in this iModel.
• The given file is not the master model. 
• The iModel has been damaged. 
• This file was mapped using a different connector. Please try again with the correct connector

Solution:

• Double-check that you have the correct FileID value.
• If the file is not the master model, try ti unmap using the file's master model.
• If iModel has been damaged - contact Bentley Support for assistance.
• If the file was mapped using a different connector, try again with the correct connector