The LPR print monitor failed to open the port named <port name or IP address>: The cause is probably that the server name for this port is incorrect. Printing to this port will fail.
In a Citrix environment, have a look at the Client Printers in the Citrix Management Console. An incorrectly configured printer here can cause this error.
Check whether the printer queue is empty. In our case, a document apparently got ''stuck in the drain'' and logged this event every 2-3 seconds.
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