NVivo: Windows Error - "Your SQL installation is either corrupt or has been tampered with (unknown package id)"

Cause: This error is likely because the SQL Instance folder has become corrupt Solution: Delete everything within the two folders listed below: C:\Users\<<username>>\AppData\Roaming\QSR_International Note: QSR_International has become "Lumivero, LLC" as of NVivo 14.23.3 C:\Users\<<username>>\AppData\Local\Microsoft\Microsoft SQL Server Local DB\Instances Ensure the two folders have full read write permissions for the user launching NVivo.

Aug 26, 2026
Knowledge

Title

Answer

Cause:

This error is likely because the SQL Instance folder has become corrupt

Solution:

Delete everything within the two folders listed below:

C:\Users\<<username>>\AppData\Roaming\QSR_International

Note: QSR_International has become "Lumivero, LLC" as of NVivo 14.23.3

C:\Users\<<username>>\AppData\Local\Microsoft\Microsoft SQL Server Local DB\Instances

Ensure the two folders have full read write permissions for the user launching NVivo.

URL Name

NVivo-Windows-Error-Your-SQL-installation-is-either-corrupt-or-has-been-tampered-with-unknown-package-id