| Name | Description | |
|---|---|---|
 | Arguments | Holds arguments that were used to subscribe to an item in an OPC-DA server. |
| Diagnostics | Diagnostics information (such as warnings) assembled during the operation. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs) |
| DiagnosticsCount | Count of diagnostic information elements assembled during the operation. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs) |
| DiagnosticsSummary | Textual summary of diagnostics information, one message per line. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs) |
| ErrorId | Gets or sets the error ID of the error. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs) |
| ErrorMessage | Gets or sets a message that describes the current exception. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs) |
| ErrorMessageBrief | The first line of the error message. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs) |
| Exception | Gets the current exception. Contains null reference when no exception. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs) |
| NormalizedDiagnostics | A normalized OpcLabs.BaseLib.OperationModel.OperationEventArgs.Diagnostics collection. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs) |
| NormalizedException | A normalized OpcLabs.BaseLib.OperationModel.OperationEventArgs.Exception object, or null if there was no error. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs) |
| StatusInfo | Status information corresponding to the contents of the event arguments. |
| Succeeded | Gets indication whether the operation has succeeded. (Inherited from OpcLabs.BaseLib.OperationModel.OperationEventArgs) |
| Vtq | Gets the current (new) OpcLabs.EasyOpc.DataAccess.DAVtq (value, timestamp and quality) of the OPC item. Null reference when System.Exception is not null. |
QuickOPC User's Guide and Reference
EasyDAItemChangedEventArgs Class Properties
