We need to check your license/site activation key to understand the issue. Can you please create a service request? To create one, follow the steps from the link below.
https://communities.bentley.com/products/w/products__wiki/24845/service-request-manager
برنامج staad rcdcفعإل على كمبيوتري نظام 64بت ولكنه لا يتصل بملفات mdb std edbما الحل ارجو المساعدة