@CodingJungle
I see this in the system log
The log entry was triggered by a guest (Guests)
The URL of page the error occurred on was https://www.mysite.com/forum/discover/all.xml/
TypeError: Argument 1 passed to IPS\n2a\_Colors::parse() must be of the type string, null given, called in /home/media/public_html/forum/init.php(902) : eval()'d code on line 30 (0)
#0 /home/media/public_html/forum/init.php(902) : eval()'d code(30): IPS\n2a\_Colors->parse(NULL, 181980, NULL)
#1 /home/media/public_html/forum/system/Member/Member.php(3514): IPS\n2a_hook_Member::photoUrl(Array, false)
#2 /home/media/public_html/forum/system/Api/Webhook.php(59): IPS\_Member->apiOutput()
#3 /home/media/public_html/forum/applications/core/extensions/core/MemberSync/System.php(33): IPS\Api\_Webhook::fire('member_create', Object(IPS\Member))
#4 /home/media/public_html/forum/system/Member/Member.php(4032): IPS\core\extensions\core\MemberSync\_System->onCreateAccount(Object(IPS\Member))
#5 /home/media/public_html/forum/system/Member/Member.php(408): IPS\_Member->memberSync('onCreateAccount')
#6 /home/media/public_html/forum/init.php(902) : eval()'d code(90): IPS\_Member->save()
#7 /home/media/public_html/forum/system/Member/Member.php(4362): IPS\n2a_hook_Member->save()
#8 /home/media/public_html/forum/applications/core/modules/front/discover/streams.php(80): IPS\_Member->getUniqueMemberHash()
#9 /home/media/public_html/forum/system/Dispatcher/Controller.php(101): IPS\core\modules\front\discover\_streams->manage()
#10 /home/media/public_html/forum/applications/core/modules/front/discover/streams.php(57): IPS\Dispatcher\_Controller->execute()
#11 /home/media/public_html/forum/system/Dispatcher/Dispatcher.php(153): IPS\core\modules\front\discover\_streams->execute()
#12 /home/media/public_html/forum/index.php(13): IPS\_Dispatcher->run()
#13 {main}
BACKTRACE
#0 /home/media/public_html/forum/init.php(1004): IPS\_Log::log('TypeError: Argu...', 'uncaught_except...')
#1 [internal function]: IPS\IPS::exceptionHandler(Object(TypeError))
#2 {main}
IPS: Latest 4.6.4
n2a: V5.0.3