After upgrading the KTA environment to 7.10, it is no longer possible to login to the Repository Browser.
Please note that the upgrade of the KTA environment does not automatically upgrade the Repository Browser.
This is a Development / Troubleshooting tool so it would only be present when manually installed as per customers requirements.
Make sure to upgrade manually the Repository Browser to the current KTA version in the environment by using the appropriate files included in the installation package.
See below for reference.
Level of Complexity