7004: The specified path is invalid.
March 12, 2004 | KB: 90176
https://support.laserfiche.com/kb/90176/7004-the-specified-path-is-invalid-
Laserfiche 6, Plus 6
Workaround
Try the following:
Make sure that the path is relative to the LaserFiche Server.
Verify the existence of the specified path.