Hopefully one of these links will assist you.
Disk Cleanup Tool Stops Responding While Compressing Old Files
http://support.microsoft.com/default...b;en-us;812248
Disk Cleanup Utility Stops Responding
http://support.microsoft.com/default...b;en-us;812930
Why does Disk Cleanup freeze?
http://www.kellys-korner-xp.com/top10faqs.htm
Disk Cleanup - Compressed Old Files Freezes (Line 48)
http://www.kellys-korner-xp.com/xp_tweaks.htm
To use the Regedit: Save the REG File to your hard disk. Double click it and
answer yes to the import prompt. REG files can be viewed in Notepad by right
clicking on the file and selecting Edit.
Restore Disk Cleanup - cleanmgr (Line 84)
http://www.kellys-korner-xp.com/xp_tweaks.htm
"Chris" <(E-Mail Removed)> wrote in message
news:1ac9201c41eea$277f9630$(E-Mail Removed)...
> When I start Disk Cleanup it will act like it is starting
> but will not continue. If I check Ctrl, Alt, Delete it
> states it is running. If I close the window and try to
> relaunch it, it wont come up at all. If I reboot the
> computer it will let me pull the window back up again but
> the cycle start all over again. How do I get Disk Cleanup
> to start working again.?