how to see the data that was added to an entity in core data

Here I am creating a project using core data.when there is a single entity it is working fine.but after,when we add another entity the whole application is crashing. And another problem is I am开发者_运维技巧 unable to see the data that is added to an entity.is there any way to see those values.help me in this case.

if you use Sqlite as the data store, you can always open the database file with Sqlite Studio and navigate/research your save data as with any other Sqlite database.