OPC Studio User's Guide and Reference
Diagnostics Property (_OperationEventArgs)



OpcLabs.BaseLib Assembly > OpcLabs.BaseLib.OperationModel.ComTypes Namespace > _OperationEventArgs Interface : Diagnostics Property
Diagnostics information (such as warnings) assembled during the operation.
Syntax
'Declaration
 
<NotNullAttribute()>
Property Diagnostics As ExceptionCollection
'Usage
 
Dim instance As _OperationEventArgs
Dim value As ExceptionCollection
 
instance.Diagnostics = value
 
value = instance.Diagnostics
[NotNull()]
ExceptionCollection Diagnostics {get; set;}
[NotNull()]
property ExceptionCollection^ Diagnostics {
   ExceptionCollection^ get();
   void set (    ExceptionCollection^ value);
}

Property Value

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

The individual elements of the property value 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.

Remarks

The getter method of this property is pure, i.e. it does not have observable side effects.

This member or type is for use from COM. It is not meant to be used from .NET or Python. Refer to the corresponding .NET member or type instead, if you are developing in .NET or Python.

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