Mongodb database document display exception

The phenomenon and background of the problem

adopt mongod --dbpath Command to start mongodb after , use robo 3T Connect mongodb, First click collection When setting down , There are documents in the collection , But click next or refresh , The document in the collection is empty , Then it can't be refreshed again , Only the first connection after restart will have data again , Once you click other operations, the data will disappear again

What I want to achieve

I would like to ask how to solve this problem , To make the documents in the database display normally