unknown error messages

when I try to load Avast! I get UNKNOWN ERROR messsages:
Storage cannot be created for the “Splash” task., then
Configuration is not loaded properly. Error: dbsCreateObject., and then
Program cannot save parameters to the storage! (Error: dbsCreateObject).

Running WinME.
What can be wrong? Please help.

Please see e.g. http://www.avast.com/forum/index.php?board=2;action=display;threadid=232;start=msg1000#msg1000 .