Error accessing one single account

[Brendan Jennings 1]

I can modify and view all accounts but one on the admin panel. When I try to manage this profile I get the following error:

 

Error: Call to a member function userLink() on null (0)
#0 /var/www/forum.atlantismc.ga/system/Member/History.php(130): IPS\core\extensions\core\MemberHistory\_Core->parseLogData('{"service":"fos...', Array)
#1 [internal function]: IPS\Member\_History->IPS\Member\{closure}('{"service":"fos...', Array)
#2 /var/www/forum.atlantismc.ga/system/Helpers/Table/Db.php(417): call_user_func(Object(Closure), '{"service":"fos...', Array)
#3 /var/www/forum.atlantismc.ga/system/Helpers/Table/Table.php(485): IPS\Helpers\Table\_Db->getRows(NULL)
#4 /var/www/forum.atlantismc.ga/system/Theme/Theme.php(824) : eval()'d code(2408): IPS\Helpers\Table\_Table->__toString()
#5 /var/www/forum.atlantismc.ga/system/Theme/SandboxedTemplate.php(58): IPS\Theme\class_core_admin_memberprofile->history(Object(IPS\Member), Object(IPS\Member\History), Array)
#6 /var/www/forum.atlantismc.ga/applications/core/modules/admin/members/members.php(1001): IPS\Theme\_SandboxedTemplate->__call('history', Array)
#7 /var/www/forum.atlantismc.ga/system/Dispatcher/Controller.php(85): IPS\core\modules\admin\members\_members->view()
#8 /var/www/forum.atlantismc.ga/system/Dispatcher/Dispatcher.php(146): IPS\Dispatcher\_Controller->execute()
#9 /var/www/forum.atlantismc.ga/admin/index.php(14): IPS\_Dispatcher->run()
#10 {main}

Can't figure out how to fix it - been trying for a couple hours now