Coppermine critical error:
Unable to connect to database !
MySQLi said: 1203 : User mercedes_cpg827 already has more than 'max_user_connections' active connections
Fatal error: Uncaught TypeError: array_key_exists(): Argument #2 ($array) must be of type array, null given in /home2/mercedes/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/utils.php:1246
Stack trace:
#0 /home2/mercedes/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php(20): wfWAFUtils::isCli()
#1 /home2/mercedes/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/storage/file.php(640): wfWAFStorageFile::allowFileWriting()
#2 [internal function]: wfWAFStorageFile->saveConfig('livewaf')
#3 {main}
thrown in /home2/mercedes/public_html/wp-content/plugins/wordfence/vendor/wordfence/wf-waf/src/lib/utils.php on line 1246