windows Xp running problems

Hello, I am having problems with windows xp, when it boots up
it seems to be taking longer to boot and when evenytually it does the desktop comes up and i get the following errors
windows cannot find unwise.exe also could not load unwise.exe
and windows cannot find C:\windows\unwise.exe i am able to connect to the internet and also view some of the files on the pc
but can,t run progs from desktop or progs menu also from control panel any suggestions a way round this also unable to
go system restore root ... thanks to all rodger....

 

You have problems. Could be a virus but it is hard to say what to do first since you can't run anything.

I'd try a repair installation first to prevent data loss:

How to Perform an In-Place Upgrade (Reinstallation) of Windows XP
http://support.microsoft.com/default.aspx?scid=kb;en-us;315341

Then, run your AV immediately.

After that, refer to any of the many threads on this BBS for info on cleaning up spyware/adware.