In the error_log file the last visible date is 2014, it does not seem to record the new errors. If not I do not know because I am not the creator of the site and it may be altering original files, the file is located here: websites / myWebSite.com / web / error_log.
For the overrides, I do not know if they are up to date, nor how to know, sorry I am new on joomla
I noticed that the items k2 that I can not modify all have extend info because I can modify those that do not have
