Communication Events

Select

DDE/OPC > Communication Events

to display information about DDE/OPC error messages logged while running RSLinx Classic with DDE/OPC compliant programs. Each time an error message is seen by RSLinx Classic, the number of errors logged counter is increased by one and the entry is added to the window viewer.

For a more detailed look at the information concerning the logged error, click the message in the window viewer and look at the information added to the

Selected Error Details

section near the bottom of the dialog box. Communication events displays details such as processor manufacturer and type, the item affected by the error, and the DDE/OPC command type of the message.

To enable logging of DDE errors, select

DDE/OPC > Options

and select the

Log Communication Errors

check box.