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

Cannot convert null literal to non-nullable reference type.

Possible null reference return.

Field '_producer' should not begin with an underscore (https://github.com/DotNetAnalyzers/StyleCopAnalyzers/blob/master/documentation/SA1309.md)

Return completed task instead of returning null (https://josefpihrt.github.io/docs/roslynator/analyzers/RCS1210)

Use an overload of 'TryParse' that has a 'System.IFormatProvider' parameter (https://github.com/meziantou/Meziantou.Analyzer/blob/main/docs/Rules/MA0011.md)

Use an overload of 'TryParse' that has a 'System.IFormatProvider' parameter (https://github.com/meziantou/Meziantou.Analyzer/blob/main/docs/Rules/MA0011.md)

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

Cannot convert null literal to non-nullable reference type.

Possible null reference return.

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

Cannot convert null literal to non-nullable reference type.

Possible null reference return.

Field '_producer' should not begin with an underscore (https://github.com/DotNetAnalyzers/StyleCopAnalyzers/blob/master/documentation/SA1309.md)

Return completed task instead of returning null (https://josefpihrt.github.io/docs/roslynator/analyzers/RCS1210)

Use an overload of 'TryParse' that has a 'System.IFormatProvider' parameter (https://github.com/meziantou/Meziantou.Analyzer/blob/main/docs/Rules/MA0011.md)

Use an overload of 'TryParse' that has a 'System.IFormatProvider' parameter (https://github.com/meziantou/Meziantou.Analyzer/blob/main/docs/Rules/MA0011.md)

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

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

Cannot convert null literal to non-nullable reference type.

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

Cannot convert null literal to non-nullable reference type.

Possible null reference return.

Field '_producer' should not begin with an underscore (https://github.com/DotNetAnalyzers/StyleCopAnalyzers/blob/master/documentation/SA1309.md)

Return completed task instead of returning null (https://josefpihrt.github.io/docs/roslynator/analyzers/RCS1210)

Use an overload of 'TryParse' that has a 'System.IFormatProvider' parameter (https://github.com/meziantou/Meziantou.Analyzer/blob/main/docs/Rules/MA0011.md)

Use an overload of 'TryParse' that has a 'System.IFormatProvider' parameter (https://github.com/meziantou/Meziantou.Analyzer/blob/main/docs/Rules/MA0011.md)

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

Cannot convert null literal to non-nullable reference type.

Possible null reference return.