'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 argument for parameter 'Ar' in 'FTextLocalizationResource.FTextLocalizationResource(FArchive Ar)'.

Possible null reference assignment.

Cannot convert null literal to non-nullable reference type.

Possible null reference argument for parameter 'stream' in 'StreamReader.StreamReader(Stream stream)'.