http://blogs.msdn.com/michael_yeager/archive/2008/01/08/hiding-the-share…
…global links table containing the login control etc.
http://msdn2.microsoft.com/en-us/library/microsoft.sharepoint.webcontrol…
Possible values for PermissionsString
Member name
Description
AddAndCustomizePages
Add, change, or delete HTML pages or Web Part Pages, and edit the Web site using a Windows SharePoint Services–compatible editor.
AddDelPrivateWebParts
Add or remove personal Web Parts on a Web Part Page.
AddListItems
Add items to lists, add documents to document libraries, and add Web discussion comments.
ApplyStyleSheets
Apply [...]
Unhandled Exception: System.AccessViolationException: Attempted to read or write protected memory. This is often an indication that other memory is corrupt.
http://www.moss2007.be/blogs/vandest/archive/2008/02/23/sharepoint-error…
http://support.microsoft.com/?id=946517
by Ron Grzywacz (http://forums.microsoft.com/technet/showpost.aspx?postid=1130848&siteid=…)
Ensure your permissions are set as noted below. Then try to restart the service from central admin.
Fixing Search Propagation share issues
http://technet2.microsoft.com/Office/en-us/library/9b1d6136-a05f-41f9-86…
In the Query Server Index File Location section, select one the following:
• Configure share automatically
Select this option to automatically configure the share on which you want to store the propagated index. Type [...]