| Name | Description | |
|---|---|---|
 | Diagnostics | Diagnostics information (such as warnings) assembled during the operation. |
| DiagnosticsCount | Count of diagnostic information elements assembled during the operation. |
| DiagnosticsSummary | Textual summary of diagnostics information, one message per line. |
| ErrorId | Gets or sets the error ID of the error. |
| ErrorMessage | Gets or sets a message that describes the current exception. |
| ErrorMessageBrief | The first line of the error message. |
| Exception | Gets the current exception. Contains null reference when no exception. |
| NormalizedDiagnostics | A normalized Diagnostics collection. |
| NormalizedException | A normalized Exception object, or null if there was no error. |
| Succeeded | Gets indication whether the operation has succeeded. |
QuickOPC User's Guide and Reference
OperationEventArgs Class Properties