Upgrading Qlik Sense Enterprise on Windows may fail due to the following reasons:
- Not enough disk space
- Upgrade process killed
- Windows OS restarted
An automated rollback will be performed.
In rare instances, this roll back fails. If this roll back fails, the Qlik Sense Services may be removed.
Environment:
Qlik Sense Enterprise on Windows
Resolution:
Solution #1. Restore and rollback process
If you took a backup ( repository database, Certificate and Apps) from old Qlik Sense version, you can install/restore the old Qlik Sense version.
- Reboot Windows OS
- Stop all Qlik Sense services on services.msc
- Delete or rename old Qlik Sense folder (Software folder that Qlik sense installed): C:\ProgramData\Qlik
- Uninstall Qlik Sense:
- Go to "Control Panel >> All Control Panel Items >> Programs and Features" and uninstall current Qlik Sense with patch version
- Ensure the uninstallation of old version on "services.msc" and "Control Panel >> All Control Panel Items >> Programs and Features"
- Install the same version of Qlik Sense with Repository backup.
- Restore Repository database
Please refer to step of "1-2. Restoring on a different machine (PostgreSQL)" on this article How To Take Backup And Restore Qlik Sense June 2017 or higher
You should follow the step of "1-2. Restoring on a different machine (PostgreSQL)" as Qlik Sense has been reinstalled.
*** You don't need to change the Shared folder.
Solution #2. The new installation process
If you don't have a backup (Repository database), you should install a new version of Qlik Sense and then import Apps and certificate, and configure token and UDC for users access.
- Take a backup of Apps
- Take a backup of the certificates
- Reboot Windows OS and stop all Qlik Sense services on services.msc
- Check the System requirement for your intended installation
- Uninstall the old Qlik Sense installation Qlik sense (e.g February 2018 )
- Delete or rename the old Qlik Sense folder (Software folder that Qlik Sense installed: C:\ProgramData\Qlik
- Install the new Qlik Sense April version with a different Shared folder location (Not the same folder e.g \\Hostname\QlikDataShare\Apps )
- You should create a different shared app folder or empty old Shared folder after backup during the installation
e.g. old Shared folder: \\Hostname\QlikDataShare\Apps , New Shared folder \\Hostname\Share
- Import all apps
- Fetch Users from Active Directory using UDC. if need
- Allocate token and access role to uers