The variable 'initialized' is assigned but its value is never used

The variable 'shutdown' is assigned but its value is never used

Parameter 'output' is unread.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Converting null literal or possible null value to non-nullable type.

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

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Possible null reference return.

Possible null reference assignment.

Possible null reference assignment.

Converting null literal or possible null value to non-nullable type.

Possible null reference assignment.

Converting null literal or possible null value to non-nullable type.

Converting null literal or possible null value to non-nullable type.

Possible null reference argument for parameter 'a' in 'bool Key.operator !=(Key a, Key b)'.

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

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

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

Possible null reference argument for parameter 'a' in 'bool Key.operator !=(Key a, Key b)'.

Possible null reference argument for parameter 'a' in 'bool Key.operator !=(Key a, Key b)'.

Possible null reference argument for parameter 'a' in 'bool Key.operator !=(Key a, Key b)'.

Possible null reference argument for parameter 'a' in 'bool Key.operator !=(Key a, Key b)'.

Possible null reference argument for parameter 'a' in 'bool Key.operator !=(Key a, Key b)'.

Converting null literal or possible null value to non-nullable type.

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

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Possible null reference return.

Possible null reference assignment.

Converting null literal or possible null value to non-nullable type.

Possible null reference assignment.

Converting null literal or possible null value to non-nullable type.

Possible null reference assignment.

Converting null literal or possible null value to non-nullable type.

Converting null literal or possible null value to non-nullable type.

Possible null reference assignment.

Converting null literal or possible null value to non-nullable type.

Possible null reference assignment.

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

Possible null reference argument for parameter 'cki' in 'void EscSeqUtils.DecodeEscSeq(ref ConsoleKeyInfo newConsoleKeyInfo, ref ConsoleKey key, ConsoleKeyInfo[] cki, ref ConsoleModifiers mod, out string c1Control, out string code, out string[] values, out string terminator, out bool isMouse, out List<MouseFlags> buttonState, out Point pos, out bool isResponse, Action<MouseFlags, Point>? continuousButtonPressedHandler)'.

Cannot convert null literal to non-nullable reference type.

Dereference of a possibly null reference.