When the scheduled task tool_dataprivacy\task\initiate_data_request_task is ran and a deleted user is processed the below error is received.

#0 home/user/domains/siteurl.com/public_html/mod/bigbluebuttonbn/classes/privacy/provider.php(97): default_error_handler(4096, 'Argument 1 pass...', '/home/user...', 97, Array)
#1 home/user/domains/siteurl.com/public_html/privacy/classes/local/legacy_polyfill.php(76): mod_bigbluebuttonbn\privacy\provider::_get_contexts_for_userid('2569')
#2 [internal function]: mod_bigbluebuttonbn\privacy\provider::get_contexts_for_userid('2569')
#3 home/user/domains/siteurl.com/public_html/lib/moodlelib.php(7760): call_user_func_array('mod_bigbluebutt...', Array)
#4 home/user/domains/siteurl.com/public_html/privacy/classes/manager.php(495): component_class_callback('mod_bigbluebutt...', 'get_contexts_fo...', Array)
#5 home/user/domains/siteurl.com/public_html/privacy/classes/manager.php(528): core_privacy\manager::component_class_callback('mod_bigbluebutt...', 'core_privacy
lo...', 'get_contexts_fo...', Array)
#6 home/user/domains/siteurl.com/public_html/privacy/classes/manager.php(237): core_privacy\manager->handled_component_class_callback('mod_bigbluebutt...', 'core_privacy
lo...', 'get_contexts_fo...', Array)
#7 home/user/domains/siteurl.com/public_html/admin/tool/dataprivacy/classes/task/initiate_data_request_task.php(81): core_privacy\manager->get_contexts_for_userid('2569')
#8 home/user/domains/siteurl.com/public_html/lib/cronlib.php(156): tool_dataprivacy\task\initiate_data_request_task->execute()
#9 home/user/domains/siteurl.com/public_html/lib/cronlib.php(74): cron_run_inner_adhoc_task(Object(tool_dataprivacy\task\initiate_data_request_task))
#10 home/user/domains/siteurl.com/public_html/admin/cli/cron.php(61): cron_run()
#11 {main}