OJS 3.2.0.3
While i try to open journal settings page i start to receive 500 error.
[Mon Jun 15 14:41:11.639751 2020] [php7:warn] [pid 13807] [client 192.168.2.111:54680] PHP Warning: htmlspecialchars() expects parameter 1 to be string, array given in /home/uars/web/uars.info/public_html/lib/pkp/lib/vendor/smarty/smarty/libs/plugins/modifier.escape.php on line 39
[Mon Jun 15 14:44:49.515710 2020] [php7:warn] [pid 13818] [client 192.168.2.111:54948] PHP Warning: fopen(http://pkp.sfu.ca/ojs/xml/ojs-version.xml?id=5b4b5d14d9ad4&oai=https%3A%2F%2Fuars.info%2Findex.php%2Findex%2Foai): failed to open stream: Connection timed out in /home/uars/web/uars.info/public_html/lib/pkp/classes/file/FileWrapper.inc.php on line 70, referer: https://uars.info/index.php/uars/management/settings/workflow
[Mon Jun 15 14:44:49.516145 2020] [php7:error] [pid 13818] [client 192.168.2.111:54948] PHP Fatal error: Uncaught Exception: DB Error: MySQL server has gone away Query: SELECT * FROM versions WHERE current = 1 in /home/uars/web/uars.info/public_html/lib/pkp/classes/db/DAO.inc.php:703\nStack trace:\n#0 /home/uars/web/uars.info/public_html/lib/pkp/classes/db/DAO.inc.php(103): DAO->handleError(Object(ADODB_mysqli), 'SELECT * FROM v...')\n#1 /home/uars/web/uars.info/public_html/lib/pkp/classes/site/VersionDAO.inc.php(42): DAO->retrieve('SELECT * FROM v...')\n#2 /home/uars/web/uars.info/public_html/lib/pkp/classes/site/VersionCheck.inc.php(54): VersionDAO->getCurrentVersion()\n#3 /home/uars/web/uars.info/public_html/lib/pkp/classes/site/VersionCheck.inc.php(197): VersionCheck::getCurrentDBVersion()\n#4 /home/uars/web/uars.info/public_html/lib/pkp/pages/management/ManagementHandler.inc.php(115): VersionCheck::checkIfNewVersionExists()\n#5 /home/uars/web/uars.info/public_html/lib/pkp/pages/management/ManagementHandler.inc.php(57): ManagementHandler->context(Array, Object(Request))\n#6 /home/uars/web/uars.info/public_html/lib/p in /home/uars/web/uars.info/public_html/lib/pkp/classes/db/DAO.inc.php on line 703, referer: https://uars.info/index.php/uars/management/settings/workflow
[Mon Jun 15 14:44:49.516432 2020] [php7:error] [pid 13818] [client 192.168.2.111:54948] PHP Fatal error: Uncaught Exception: DB Error: MySQL server has gone away Query: UPDATE sessions\n\t\t\t\tSET\n\t\t\t\t\tuser_id = ?,\n\t\t\t\t\tip_address = ?,\n\t\t\t\t\tuser_agent = ?,\n\t\t\t\t\tcreated = ?,\n\t\t\t\t\tlast_used = ?,\n\t\t\t\t\tremember = ?,\n\t\t\t\t\tdata = ?,\n\t\t\t\t\tdomain = ?\n\t\t\t\tWHERE session_id = ? in /home/uars/web/uars.info/public_html/lib/pkp/classes/db/DAO.inc.php:703\nStack trace:\n#0 /home/uars/web/uars.info/public_html/lib/pkp/classes/db/DAO.inc.php(231): DAO->handleError(Object(ADODB_mysqli), 'UPDATE sessions...')\n#1 /home/uars/web/uars.info/public_html/lib/pkp/classes/session/SessionDAO.inc.php(109): DAO->update('UPDATE sessions...', Array)\n#2 /home/uars/web/uars.info/public_html/lib/pkp/classes/session/SessionManager.inc.php(185): SessionDAO->updateObject(Object(Session))\n#3 [internal function]: SessionManager->write('4v7dgj897jp1o9p...', 'csrf|a:2:{s:9:"...')\n#4 [internal function]: session_write_close()\n#5 {main}\n thrown in /home/uars/web/uars.info/public_html/lib/pkp/classes/db/DAO.inc.php on line 703, referer: https://uars.info/index.php/uars/management/settings/workflow