Non-nullable property 'TemplateIds' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Nullability of return type doesn't match overridden member (possibly because of nullability attributes).

Possible null reference argument for parameter 'item' in 'double ItemHelper.GetItemQualityModifier(Item item, bool skipArmorItemsWithoutDurability = false)'.

Parameter 'logger' is unread.

Non-nullable field '_callbacks' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the field as nullable.

Non-nullable field '_callbacks' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the field as nullable.

Non-nullable property 'Status' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Parameter 'logger' is unread.

Non-nullable property 'TemplateIds' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.