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



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OpcLabs.BaseLib Assembly > OpcLabs.BaseLib.OperationModel Namespace > OperationEventArgs Class : Diagnostics Property
Diagnostics information (such as warnings) assembled during the operation.
Syntax
'Declaration
 
<XmlIgnoreAttribute()>
Public Property Diagnostics As ExceptionCollection
 
'Usage
 
Dim instance As OperationEventArgs
Dim value As ExceptionCollection
 
instance.Diagnostics = value
 
value = instance.Diagnostics

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.

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