Error: Error Deleting File...(deleting from Explorer due to file in use).

Error:

Error Deleting File. Cannot delete text: Access is denied. Make sure the disk is not full or write-protected and that the file is not currently in use.

Cause:

The file that you are attempting to delete is currently in use.

Solution:

Switch to the application where the file is open and close the file. If another person is using the file on a network, notify the other user or wait for the file to become available.