One Particular Object Is Not Available in Add Existing Object

Question

Hello Everyone , 
 When we are searching particular object in Add Existing Objects it is not available,When we search or call in expression editor it is available. 
 But Same object it is fine in other environment and we are in 17.1. 
 Why it is working like this?.

aloks0189 · Answer

Hi venkateshs329 I believe you are searching for interface inside other field. If so, then try restarting your server (if you are on local premises) buy if you are on cloud, try to raise a support ticket.