Contact your local Help Desk to verify whether your user account is still in the system.
Solution 2-4: The computer may have been removed from the network.
Solution 2-7: Solution 2-8: If you have a 3rd party DAR (Data at Rest) called Credent installed, it seems to encrypt something in the user's profile that will not allow them to logon cached.
If you have your administrator's help, you can decrypt all of your user data, then be able to logon to the computer again. Solution 2-9: Verify if your Smart Card service is started look here for instructions.
Solution 2-6: If you are a dual CAC holder, and trying to access your computer when away from the office.Problem 9: You have Activ Client installed on your computer, but do not use your CAC reader that often AND you are tired of the annoying message that pops up telling you you do not have a CAC reader plugged in.Solution 9: Follow the guidance in this guide to disable the message.Now go to Add / Remove programs in Control Panel (XP), or Programs and Features in Vista, or Uninstall a Program in Windows 7 or 8. Select Repair and the install should work., this will open up your Run line.Type in CMD, once in the DOS screen: type in assoc .zip=Compressed Folder (there is a space in between assoc & .zip) [You may need to run the CMD prompt as an administrator]XP fix: Double click My Computer, Select Tools, Folder Options, File Types, Scroll down to (and select) ZIP, Click the Change button, Select Compressed (zipped) Folders under Recommended Programs, select OK." (another user found it in the Internet Explorer folder).Copy it into C:\Program Files\Activ Identity\Activ Client\.Problem 10: After installing Activ Client, you are still unable to access Do D CAC enabled websites.Solution 10-1: Solution 10-2: Firefox users: Follow instructions here Problem 11: Received "Error 2738. If that doesn't work, keep reading for other ideas below.Solution 2-10: You may be trying to login to your computer with your FASC-N (16 digit) certificate rather than your EDI-PI (10 digit) certificate, select the certificate that is only 10 digits long instead of 16 digits.Solution 20-11: If you have received a new CAC after 11 June 2016, and trying to use the Do D visitor access, you won't be able to.