Disable the CustomerNumber variable again (apparently it accesses a private...

Disable the CustomerNumber variable again (apparently it accesses a private property under some circumstances)

rules_shipping_framework_joomla.php

@@ -220,7 +220,7 @@ class RulesShippingFrameworkJoomla extends RulesShippingFramework {
 			'username' => $user->JUser->name,
 			'isguest' => $user->JUser->guest,
 			'isvendor' => $user->user_is_vendor,
-			'customernumber' => $user->customer_number,
+// 			'customernumber' => $user->customer_number,
 		);
 
 		return $uinfo;