i gotta know in which application u r having problem with..??
assuming that u r using win xp pro sp2..& IE 7 as browser..
however, it seems that itz having problem in allocation or the files r too large in size..it also happens to unknown
file format or association type..!!..try using mozilla firefox with 'downloadhelper' n 'greasemonkey' plugins..
hv installed: java runtime, flash player, shockwave player, quick time..
increase the virtual memory size: open 'Run'->type "sysdm.cpl"->click on 'Advanced' tab->click open 'Settings' submit button under Performance->click on 'Advanced' tab->here u'll find 'Virtual Memory' settings->click open 'Change' submit button in here->type the 'Initial Size (MB): 1440'; Maximum Size (MB): 2880'..->click 'Set' submit button->press OK->OK->Cancel..->now restart the pc..
hv a licensed and UPDATED
antivirus installed (i prefer avg/kaspersky, , without updation a full
version antivirus is useless)..
download, install n run microsoft kb890830..http://www.microsoft.com/downloads/details.aspx?FamilyId=AD724AE0-E72D-4F54-9AB3-75B8EB148356&displaylang=en
download n run Startup Control Panel..http://download.cnet.com/Startup-Control-Panel/3000-2094_4-10039330.html
the unnecessary startup items from here..(if u can't find what
to remove, post me/us in ur comment with all the items listed in each
n every tabs herein)..
remove all unnecessary software from add/remove programs..
download, install n run 'Advanced System Care Pro'..http://download.cnet.com/Advanced-SystemCare-Pro/3000-2086_4-10399324.html
following: a) 'Automatically Restart' right click on
nrecovery->(uncheck on the) Automatically Restart; b)
'Error Reporting' right click on
reporting->disable error reporting->(uncheck on the) 'but notify
me when critical error occur'..
to hv better supervision try contacting ur system admin/vendor....