Returns the reason for the error in plain text.
You should avoid using this function directly - the ExpressionEvaluator Class offers you a much more powerful way to work with expressions.
The function must be called straight after LlExprParse() returned an error.
Platforms: Windows 10 (Version 21H2 - 23H2), Windows 11 (21H2 - 22H2), Windows Server 2016 - 2022
.NET: .NET Framework 4.8, .NET 6, .NET 8, .NET 9