Version 5.0.0 beta 2

applications/core/widgets/clubs.php

@@ -174,6 +174,18 @@ class clubs extends Widget implements Customizable
 
 		if ( Settings::i()->clubs and Member::loggedIn()->canAccessModule( Module::get( 'core', 'clubs', 'front' ) ) )
 		{
+			/* Strip any not existing custom field filters, e.g. when a field was deleted */
+			if ( isset( $this->configuration['filters'] ) and \is_array( $this->configuration['filters'] ) )
+			{
+				$fields = CustomField::roots();
+				foreach ( $this->configuration['filters'] as $key => $value )
+				{
+					if( !isset( $fields[ $key ] ) )
+					{
+						unset( $this->configuration['filters'][ $key ] );
+					}
+				}
+			}
 			$clubsCount = Club::clubs(
 				Member::loggedIn(),
 				$this->configuration['number_to_show'] ?? 10,