Fatal error: Uncaught Error: Call to undefined function Think\C() in /data/site/ThinkPHP/Library/Think/Log.class.php:55 Stack trace: #0 /data/site/ThinkPHP/Library/Think/Think.class.php(235): Think\Log::record('Call to undefin...', 'ERR') #1 [internal function]: Think\Think::appException(Object(Error)) #2 {main} thrown in /data/site/ThinkPHP/Library/Think/Log.class.php on line 55

Fatal error: Uncaught Error: Call to undefined function Think\C() in /data/site/ThinkPHP/Library/Think/Log.class.php:70 Stack trace: #0 /data/site/ThinkPHP/Library/Think/Think.class.php(272): Think\Log::save() #1 [internal function]: Think\Think::fatalError() #2 {main} thrown in /data/site/ThinkPHP/Library/Think/Log.class.php on line 70