Plugin crashes API 4 in CiviCRM 5.33.2 / Wordpress 5.6

[skyslasher]

When activated, all API4 calls including API Explorer v4 crash with the exception getFieldValue failed.

To reproduce:

• Install plugin
• Activate plugin
• Start API Explorer v4

This leads to the error message

Sorry, due to an error, we are unable to fulfill your request at the moment. You may want to contact your administrator or service provider with more details about what action you were performing when this occurred.
getFieldValue failed

Backtrace:
$Fatal Error Details = array:3 [ "message" => "getFieldValue failed" "code" => null "exception" => CRM_Core_Exception {#17704 -errorData: array:1 [ "error_code" => 0 ] #cause: null -_trace: null #message: "getFieldValue failed" #code: 0 #file: "/var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/CRM/Core/DAO.php" #line: 1341 trace: { /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/CRM/Core/DAO.php:1341 { › // and hence we get the first value in the db › throw new CRM_Core_Exception('getFieldValue failed'); › } } /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/Civi/Api4/Utils/CoreUtil.php:68 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/Civi/Api4/Service/Schema/Joinable/Joinable.php:90 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/Civi/Api4/Service/Schema/SchemaMapBuilder.php:95 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/Civi/Api4/Service/Schema/SchemaMapBuilder.php:71 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/Civi/Api4/Service/Schema/SchemaMapBuilder.php:53 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/uploads/civicrm/templates_c/CachedCiviContainer.7e47bdd9c9cf62262355ceac71859fc6.php:1115 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/vendor/symfony/dependency-injection/Container.php:306 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/Civi/Api4/Action/Entity/GetLinks.php:32 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/Civi/Api4/Generic/BasicGetAction.php:59 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/Civi/Api4/Provider/ActionObjectProvider.php:68 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/Civi/API/Kernel.php:150 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/Civi/Api4/Generic/AbstractAction.php:238 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/api/api.php:84 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/CRM/Api4/Page/Api4Explorer.php:27 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/CRM/Core/Invoke.php:312 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/CRM/Core/Invoke.php:68 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm/CRM/Core/Invoke.php:36 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-content/plugins/civicrm/civicrm.php:1172 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-includes/class-wp-hook.php:287 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-includes/class-wp-hook.php:311 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-includes/plugin.php:484 { …} /var/www/vhosts/upgrade-jetzt.de/httpdocs/wp-admin/admin.php:259 { …} } } ]

[kurund]

@skyslasher I am checking on CiviCRM 5.33.2 and don't see any errors. Can you provide more details that might help to debug this.