Microsoft
http://support.microsoft.com/kb/976571
In this scenario, the spooler service may stop responding after this printer server resource fails over to another node. Therefore, all print jobs fail. Issue 3When you use the Print Back-up Restore Migrate utility (Printbrm.exe) to restore printers on a print server failover cluster that is running Windows Server 2008 R2, some printers cannot be restored, and you receive the following error message:
1081 invalid printer name
Please see the full KB article for more details and instructions to get the hotfix
Thanks,Jon KayProgram ManagerWindows-Printing