<PackageReference Include="System.Security.Permissions" Version="7.0.0" />

XmlSyntaxException

public sealed class XmlSyntaxException : SystemException
using System.Runtime.CompilerServices; using System.Runtime.Serialization; namespace System.Security { [Serializable] [TypeForwardedFrom("mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089")] public sealed class XmlSyntaxException : SystemException { public XmlSyntaxException() { } public XmlSyntaxException(int lineNumber) { } public XmlSyntaxException(int lineNumber, string message) { } public XmlSyntaxException(string message) { } public XmlSyntaxException(string message, Exception inner) { } private XmlSyntaxException(SerializationInfo info, StreamingContext context) : base(info, context) { } } }