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To resolve this issue, modify the user environment variables by using the User Accounts item in Control Panel. To do this, follow these steps:
Click Start, type Accounts in the Start search box, and then click User Accounts under Programs.
If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.
In the User Accounts dialog box, click Change my environment variables under Tasks.
Make the changes that you want to the user environment variables for your user account, and then click OK.