installation problems

iam having problem running the update installer.
it comes up with the following message:
"the %TEMP% path must not contain more than 192 characters long and must not contain any of the following characters:!%&()^+,;="
any help would be very appreciated as i need my computer updated for work
it comes up with the following message:
"the %TEMP% path must not contain more than 192 characters long and must not contain any of the following characters:!%&()^+,;="
any help would be very appreciated as i need my computer updated for work