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Article ID: 6427, created on Jun 16, 2009, last review on Aug 3, 2016

  • Applies to:
  • Service provider products licensing


Impossible to login to Plesk Billing, SoftDRM License Error is displayed on login page

Additional information: The problem is specific to Plesk Billing version 5.x only, solution should not be applied to any other version.


  1. Login to your client area at

  2. Select appropriate license package, click on Manage/Get support

  3. Click on Regenerate License under SoftDRM Licensing Service

  4. Insert License Install Location (like Please note that and are different install domains. Regenerate.

  5. A new license shows up in the box. Copy and paste all of this key into a new file called "newkey.php". Upload this file to your Plesk billing directory in "lib-modernbill/include/config/".

  6. Go to your Plesk Billing admin login page (app-modernbill-admin). You should see an orange screen with instructions telling you to rename the file you uploaded from "newkey.php" to "key.php". Rename the file you uploaded (newkey.php) to "key.php".

  7. Refresh the page and login to your Plesk Billing. At the bottom of the page in Plesk Billing your license client account and type should show correctly.

Notes: If you are unable to login to your clients area, please retrieve your login information using Forgot your password? link.


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