"Login Failed for User" error appears when unpacking Data Warehouse
When you are unpacking the Data Warehouse in custom mode using Commerce Server Site Packager, the following error message appears: Login Failed for User <user name>. When you click OK, the Data Warehouse Properties dialog box appears.
Solution
To continue unpacking
In the Data Warehouse Properties dialog box, in the Password box, delete the asterisks (**), type your password, and then click OK.
If you do not want to set a password, leave the box blank.
Commerce Server Site Packager finishes unpacking the site.