The EntityManager is closed

Question

[Doctrine\\ORM\\ORMException]   
The EntityManager is closed.  

After I get a DBAL exception when inserting data, EntityManager closes and I\'m not

Answer 1

Same problem, solved with a simple code refactoring. The problem is sometime present when a required field is null, before do anithing, try to refactor your code. A better workflow can solve the problem.