Hello,
Seems like you have a damaged advcheck.dll.
Please uninstall Spybot - Search & Destroy according to the following link:
http://www.safer-networking.org/en/howto/uninstall.html
Then make a fresh install of Spybot - Search & Destroy 1.6.2.
http://www.spybotupdates.com/files/spybotsd162.exe
Make sure that you also delete this folders and all files in it:
C:\Program Files\Spybot - Search & Destroy\
C:\Documents and Settings\All Users\Application Data\Spybot - Search & Destroy\
Please note that the Application Data Folder is hidden. So if you can't find this folder please check your folder properties.