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ISSUE: “Invalid license” error is shown when logging into AhsayOBM on a Synology NAS device

Article ID: 5242
Reviewed: 08/06/2017

Product Version:
AhsayOBM: or above
OS: Synology

Problem Description

After logging into AhsayOBM on a Synology NAS device an “Invalid license” error is shown on the AhsayOBM UI..


The NAS module is not enabled on the AhsayOBM user account. A NAS module is required to install and use AhsayOBM on a supported Synology NAS device.


To resolve this problem:

  1. Login to AhsayCBS web management console.
  2. Go to [Backup / Restore]>[Backup User]>[%username]>[User Profile]>[Backup Client Settings].

  3. Select the “NAS” module and click on the "tick" button to continue
  4. Click on “Save” button to confirm the setting change.

Go to [System Settings]>[License]>[Backup]>[License Details] on AhsayCBS web management console, to make sure you have sufficient NAS modules on your license key.

Please contact our Sale Team at for inquires regarding Synology NAS licensing


Synology, NAS, invalid license, modules

public/5242_issue/invalid_license_error_is_shown_when_logging_into_ahsayobm_on_a_synology_nas_device.txt · Last modified: 2018/06/28 13:57 by mike.gong