Application Hanging on XP pro

Hi All , I have a pentium 4 , 2.66 ghz, 256 ram , 31gb hard disk. running winXp professional edition, when i open an appilcation whether be it local or web -based , my screen freezes , mouse & keyboard be comes inactive .
i hve checked the Processor & ram performance , its ok all is working fine i.e no fault in them . Can anybody help me figure out what is causing this and how to correct this problem. Note that each time when the application frezes out , i have to unplug thw power cord and repower.
Many thks
HS@KIV

 

Hi All , I have a pentium 4 , 2.66 ghz, 256 ram , 31gb hard disk. running winXp professional edition, when i open an appilcation whether be it local or web -based , my screen freezes , mouse & keyboard be comes inactive .
i hve checked the Processor & ram performance , its ok all is working fine i.e no fault in them . Can anybody help me figure out what is causing this and how to correct this problem. Note that each time when the application frezes out , i have to unplug thw power cord and repower.
Many thks
HS@KIV

 

If you right click my computer, click manage, event viewer, click applications, and look for yellow exclamations, you can the double click these, one at a time, write down the wording as it appears in the box that shows for each one, and let us know what they say