Error message in my Win XP SP3, Agent 5.0
This error occurs due to your agent .exe file which belongs to install shield update service agent. Agent.exe is usually used to check the update of roxio,corel draw, acronis or other programs which utilize FLEXnet connect to access the internet.You need to follow these steps to re-register dll files which have not yet be corrupted. You can re register the files by following these steps.
1 – First of all click on start menu.
2 – After then you need to write “run” in the search box or press “windows key+r”.
3 – Then type “cmd” in the box of run window and press enter key.
4 – After that Command prompt will open and you need to write “regsvr32 isusweb.dll” on it.
5 – Press enter key to make sure modification.
If you want to totally get rid of registry problems then check this website.
Hope this will help you.