csharp
EF Core duplicate key violation
Cannot insert duplicate key
Fixes
- 1.Check for existing entity before insert
- 2.Use AddOrUpdate pattern
- 3.Handle DbUpdateException
dotnetefcoredatabase
Related Errors
csharp3 fixes
AOT unsupported type usage
Type '.*' is not supported by the AOT compiler
- •Replace with AOT-compatible type
- •Add [DynamicallyAccessedMembers] attribute
csharp3 fixes
Trimming unsafe code detected
Trim analysis warning IL2026.*RequiresUnreferencedCode
- •Add [UnconditionalSuppressMessage]
- •Replace reflection with source generators
csharp3 fixes
Minimal API DI failure
No service for type '.*' has been registered
- •Register service in Program.cs
- •Check service lifetime