'FCustomVersion' defines operator == or operator != but does not override Object.Equals(object o)

'FCustomVersion' defines operator == or operator != but does not override Object.GetHashCode()

'FPackedNormal' defines operator == or operator != but does not override Object.Equals(object o)

'FPackedNormal' defines operator == or operator != but does not override Object.GetHashCode()

Cannot convert null literal to non-nullable reference type.

Possible null reference assignment.

Cannot convert null literal to non-nullable reference type.

Non-nullable field 'CustomEncryptionData' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field 'CompressionMethods' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.