OPC Studio User's Guide and Reference
OpcException Constructor



OpcLabs.EasyOpcClassicCore Assembly > OpcLabs.EasyOpc.OperationModel Namespace > OpcException Class : OpcException Constructor
The message that describes the error.

The value of this parameter cannot be null (Nothing in Visual Basic).

The exception that is the cause of the current exception, or a null reference (Nothing in Visual Basic) if no inner exception is specified.

The value of this parameter cannot be null (Nothing in Visual Basic).

Initializes a new instance of the OpcException class with a specified error message, and a reference to the inner exception that is the cause this exception.
Syntax
'Declaration
 
Public Function New( _
   ByVal message As String, _
   ByVal innerException As Exception _
)
'Usage
 
Dim message As String
Dim innerException As Exception
 
Dim instance As New OpcException(message, innerException)
public OpcException( 
   string message,
   Exception innerException
)
public:
OpcException( 
   String^ message,
   Exception^ innerException
)

Parameters

message
The message that describes the error.

The value of this parameter cannot be null (Nothing in Visual Basic).

innerException
The exception that is the cause of the current exception, or a null reference (Nothing in Visual Basic) if no inner exception is specified.

The value of this parameter cannot be null (Nothing in Visual Basic).

Exceptions
ExceptionDescription

A null reference (Nothing in Visual Basic) is passed to a method that does not accept it as a valid argument.

This is a usage error, i.e. it will never occur (the exception will not be thrown) in a correctly written program. Your code should not catch this exception.

Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2016, Windows Server 2022; .NET: Linux, macOS, Microsoft Windows

See Also