TEKLYNX Driver Upgrade Failed – TEKLYNX Error
Target Audience: Advanced User, IT Manager
Article #: 12006
Summary
While trying to upgrade a print driver, the user received the error message, “Upgrading… Installing new files… Installation failed!”. The TEKLYNX driver upgrade failed to install. Fortunately, the solution is very simple. This article explains the cause and how to fix it.

Explanation
The driver upgrade failed because SENTINEL was running at the same time. SENTINEL uses the print driver to process jobs. Therefore, it cannot be actively running while attempting to upgrade the driver.
Solution
Resolving this conflict is a quick fix:
- Stop the Label Print Manager service. This shuts down SENTINEL.
- Run the upgrade installer.
- Then, after the installer is complete, restart Label Print Manager.
Additional Comments
Issue found in SENTINEL 2019, running as part of TEKLYNX CENTRAL v5.1
If you need further assistance, please contact us.
Author
Related Articles
- Loftware Redirect Print to PDF action using multiple printer seats
- License is failed – TEKLYNX CENTRAL Error Message
- Loftware Web Designer vs Desktop Designer
- Loftware Workday API Splitting Print Jobs
- Planning a BarTender Server Migration and Upgrade – BarTender Instructions Article
- Deciding on an In-Place Upgrade, Test Server, or Migration – BarTender Reference Article