Topic

As per the compatibility matrix, currently Nintex K2 Five (5.6) and Nintex Automation (5.7) are the only two versions that support .NET 6.0.

According to Microsoft, official support for .NET 6 is ending on November 12, 2024.

Instructions 

At the time this KB is written, Nintex Automation (5.8) is the only version that supports .NET 8. If you have a requirement to update .NET 6 to .NET 8, please consider upgrading your K2 environment to 5.8 as it is currently the only version that supports .NET 8.

When in doubt. please refer to our compatibility matrix (https://help.nintex.com/en-US/platform/K2Support/ProductCompatibilityMatrix.htm#.NET_Core) on the latest product compatibility. Any updates to .NET 8 compatibility will be reflected in the compatibility matrix.