System.TypeInitializationException: 'The type initializer for 'Microsoft.EntityFrameworkCore.EnumerableMethods' threw an exception.'

System.TypeInitializationException: 'The type initializer for 'Microsoft.EntityFrameworkCore.EnumerableMethods' threw an exception.'

InvalidOperationException: Sequence contains more than one matching element

Qhere this is my code:

these are all the version:

I'm trying to send message to phone then it happens