Implement Primary Key constraint in Entity Framework using C#

Question

HelloI have a simple single table and very occasionally get the error on insert ofEntity framework violation of primary key constraintAgain works most of the time will using this below fix the issue or is it a bug DatabaseGeneratedDatabaseGeneratedOptionInsertedI thought the inserted value was always unique each time is there a fix for this issue

dharmendr · Accepted Answer

HiThe table already contains a row with the same value givenA Primary Key is unique through out the table You cant insert the same value into a primary key column twiceSo please cross verify inserted value

Snooker · Answer

I have had a very close look and the Id number being inserted already exists thats why I get the error it should not happen and its just a simple single table insert so must have been caused by a glitch thanks

Implement Primary Key constraint in Entity Framework using C#

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