I had faced some upgrade issues and please find the issue and the resolution to the fixes.         1. Error occurred loading library libclntsh in informatica admin console             Reason: The Informatica Repository is finding for this particular library file which is                 present after the installation of Infomatica. This is present in Informatica … Continue reading Upgrade Issues and Fixes from Informatica 8.1 to Informatica 9.1 on RedHat Linux – Solved