Mengatasi File Manager Error CyberPanel

Kita mendapati error saat akses filemanager di cyperpanel dengan status loading terus saat ingin menampilkan file file. jika kita cek pada error log

2018-03-28 07:13:46.422956 [NOTICE] [157.55.39.100:19774] No request delivery notification has been received from LSAPI application, possible dead lock.
2018-03-28 07:16:03.919018 [NOTICE] [202.14.12.94:46110] No request delivery notification has been received from LSAPI application, possible dead lock.
2018-03-28 07:17:05.679142 [NOTICE] [127.0.0.1:33578] [STDERR] PHP Parse error: syntax error, unexpected '[' in /usr/local/lsws/Example/html/FileManager/php/fileManager.php on line 122

Error ini muncul karena PHP pada server tidak terload dengan baik, untuk mengatasinya cukup mengubah kembali versi PHP yang di gunakan.