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After updating SLES11-SP1 no longer able to login - displays "error in service module"

This document (7008851) is provided subject to the disclaimer at the end of this document.


SUSE Linux Enterprise Server 11 Service Pack 1


When attempting to login after applying the latest updates to SLES11-SP1 the following message is displayed: " error in service module" and login is denied.


  1. Reboot server.
  2. At the boot parameter line of the grub menu enter the number 3 to boot into multi-user mode.
  3. Login as root user.
  4. Backrev the pam-modules package:
  5. zypper in pam-modules-11-1.6.15
    Select option 1 to downgrade
  6. To return to the gui enter the following:
init 5 && exit

Additional Information

Reported to Engineering


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  • Document ID:7008851
  • Creation Date: 20-Jun-2011
  • Modified Date:03-Mar-2020
    • SUSE Linux Enterprise Server

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