This is the technical support forum for WPML - the multilingual WordPress plugin.
This topic is split from https://wpml.org/forums/topic/warning-use-of-undefined-constant-wpml_tm_folder/
This thread is resolved. Here is a description of the problem and solution.
Problem: Uncaught Error: Class ‘WPML_Translation_Management’ not found
Solution: This error has fixed after upgrading to WPML 4.2.9, the latest version.