Sharpoint backup fails with Error creating the temporary directory (4032883)

In binary log we see the following entry:

Error      2013/07/03 06:31:47        385         Data Plugin         LUCIE    Error creating the temporary directory

Unable to access configured path to temporary directory

Confirm all settings of the sharepoint plugin has been configured correctly see URL below.

Also check if using UNC path that the path is reachable from the client with the sharpoint plugin installed.

http://us-downloads.quest.com/Repository/support.quest.com/NetVault%20Backup/9.1/Documentation/Plugin%20for%20SharePoint/1.1.4/NetVault_Backup_APM_for_SharePoint_Users_Guide.pdf