Here is an article that should be helpful.
https://www.ptc.com/appserver/cs/view/solution.jsp?n=CS25177&source=tssearch
You likely have config.pro option "mdl_tree_cfg_file" set to a file path but the file does not exist in that location.
Here is an article that should be helpful.
https://www.ptc.com/appserver/cs/view/solution.jsp?n=CS25177&source=tssearch
You likely have config.pro option "mdl_tree_cfg_file" set to a file path but the file does not exist in that location.