This error is caused by insufficient privileges defined in the Microsoft .Net Framework. Basically the computer does not have rights to access Sheet Navigator
program located on the server. For detained instructions on the configuration of the Microsoft .Net Framework see:
See Instructions: How to get Sheet Navigator to ignore the junk files and junk folders.
Please see the following PDF for instructions on adding an additional EOR cell with Sheet Navigator: SheetInfoEORCell.pdf
Sheet Navigator automatically updates sheet number references. Please see this PDF for more information: SheetNumberReferences.pdf
Read this PDF for an introduction to Sheet Navigator: IntroToSheetNavigator.pdf