Argument 1: cannot convert from 'System.Collections.Generic.Dictionary<int, int>' to 'string'

Argument 2: cannot convert from 'System.Collections.Generic.IEnumerable<System.Tuple<int, int>>' to 'string'

Argument 1: cannot convert from 'System.Collections.Generic.Dictionary<int, int>' to 'string'

Argument 2: cannot convert from 'System.Collections.Generic.IEnumerable<System.Tuple<int, int>>' to 'string'

Process completed with exit code 1.

Nullability of reference types in type of parameter 'x' of 'int TxComparer.Compare(Transaction x, Transaction y)' doesn't match implicitly implemented member 'int IComparer<Transaction>.Compare(Transaction? x, Transaction? y)' (possibly because of nullability attributes).

Nullability of reference types in type of parameter 'y' of 'int TxComparer.Compare(Transaction x, Transaction y)' doesn't match implicitly implemented member 'int IComparer<Transaction>.Compare(Transaction? x, Transaction? y)' (possibly because of nullability attributes).

Cannot convert null literal to non-nullable reference type.

Cannot convert null literal to non-nullable reference type.

Cannot convert null literal to non-nullable reference type.

Cannot convert null literal to non-nullable reference type.

Cannot convert null literal to non-nullable reference type.

Cannot convert null literal to non-nullable reference type.

Cannot convert null literal to non-nullable reference type.