Jamik

“O3Spaces technology enhances OpenOffice.org and StarOffice with an integrated solution for Collaboration, Document Management and Document Retention within teams and small businesses. O3Spaces provides the OpenOffice 2.0 and StarOffice user community with a professional out-of-the-box extension for team and project collaboration, O3Spaces means an affordable and integrated alternative for MS Office Sharepoint“.

Definitely worth a try.

Problem:
If you’re trying to delete a masterpage from your Master Page and Page Layout Gallery, either with SPD or within the Settings Page you receive the following error:

"This item cannot be deleted because it is still referenced by other pages / Diese Seite kann nicht gelöscht werden da sie noch verwendet wird."

Fix 1:

• KB926812

Fix 2:

1. Create a subfolder with SPD.
2. Move the master page to the subfolder
3. Delete subfolder

Related:

• Finding all references where a master page, page layout, or other file is used in a MOSS 2007 Publishing (WCM) site
• KB926812
• Error when trying to delete a page layout in MOSS: This item cannot be deleted because it is still referenced by other pages