PHP Error on Plugin

I'm getting daily notificaionts on 10+ wordpress sites of this plugin causing errors. It needs to be updated. It's been going on for weeks.



When seeking help with this issue, you may be asked for some of the following information:

WordPress version 6.1.1

 Current plugin: Meta pixel for WordPress (version 3.0.8) PHP version 8.0.25

Error Details

=============

An error of type E_ERROR was caused in line 42 of the file /nas/content/live/apcinc/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Object/ServerSide/Normalizer.php. Error message: Uncaught TypeError: strlen(): Argument #1 ($string) must be of type string, array given in /nas/content/live/apcinc/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Object/ServerSide/Normalizer.php:42

Stack trace:

#0 /nas/content/live/apcinc/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Object/ServerSide/Normalizer.php(42): strlen(Array)

#1 /nas/content/live/apcinc/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Object/ServerSide/UserData.php(914): FacebookAds\Object\ServerSide\Normalizer::normalize('em', Array)

#2 /nas/content/live/apcinc/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Object/ServerSide/UserData.php(863): FacebookAds\Object\ServerSide\UserData->normalizeHashDedup('em', Array)

#3 /nas/content/live/apcinc/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Object/ServerSide/Event.php(373): FacebookAds\Object\ServerSide\UserData->normalize()

#4 /nas/content/live/apcinc/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Object/ServerSide/EventRequest.php(302): FacebookAds\Object\ServerSide\Event->normalize()

#5 /nas/content/live/apcinc/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Object/ServerSide/EventRequest.php(240): FacebookAds\Object\ServerSide\EventRequest->normalize()

#6 /nas/content/live/apcinc/wp-content/plugins/official-facebook-pixel/vendor/facebook/php-business-sdk/src/FacebookAds/Object/ServerSide/EventRequest.php(235): FacebookAds\Object\ServerSide\EventRequest->defaultExecute()

#7 /nas/content/live/apcinc/wp-content/plugins/official-facebook-pixel/core/FacebookServerSideEvent.php(108): FacebookAds\Object\ServerSide\EventRequest->execute()

#8 /nas/content/live/apcinc/wp-content/plugins/official-facebook-pixel/core/ServerEventAsyncTask.php(147): FacebookPixelPlugin\Core\FacebookServerSideEvent::send(Array)

#9 /nas/content/live/apcinc/wp-content/plugins/official-facebook-pixel/vendor/techcrunch/wp-async-task/wp-async-task.php(164): FacebookPixelPlugin\Core\ServerEventAsyncTask->run_action()

#10 /nas/content/live/apcinc/wp-includes/class-wp-hook.php(308): WP_Async_Task->handle_postback('')

#11 /nas/content/live/apcinc/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters('', Array)

#12 /nas/content/live/apcinc/wp-includes/plugin.php(517): WP_Hook->do_action(Array)

#13 /nas/content/live/apcinc/wp-admin/admin-post.php(61): do_action('admin_post_nopr...')

#14 {main}

? thrown