Nowadays one gets: PHP Warning: date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in LocalSettings.php on line 82 MediaWiki 1.20alpha Updater Given 3 matches for "timez" in buffer: LocalSettings.php     28:  case 'ABJ':$wgLocaltimezone='America/Chicago';     47:  case ...  :$wgLocaltimezone='Asia/Taipei';     82:putenv("TZ=$wgLocaltimezone");$wgLocalTZoffset=date('Z')/60; I found making that line 82 now date_default_timezone_set($wgLocaltimezone);putenv("TZ=$wgLocaltimezone");$wgLocalTZoffset=date('Z')/60; fixes the problem.

Nowadays one gets: PHP Warning: date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in LocalSettings.php on line 82 MediaWiki 1.20alpha Updater Given 3 matches for "timez" in buffer: LocalSettings.php 28: case 'ABJ':$wgLocaltimezone='America/Chicago'; 47: case ... :$wgLocaltimezone='Asia/Taipei'; 82:putenv("TZ=$wgLocaltimezone");$wgLocalTZoffset=date('Z')/60; I found making that line 82 now date_default_timezone_set($wgLocaltimezone);putenv("TZ=$wgLocaltimezone");$wgLocalTZoffset=date('Z')/60; fixes the problem.