In Open Lab Ezchrom, I facing error "AgTPrintserverconfig" stopped working when I add printer from Openlab Cotrol Panel

When adding printer from Openlab Control Panel in Openlab Ezchrom, I facing Error "AgTprintserverconfig" stopped working. I am not able to add printer from control panel.

Refer attached screen shot for more details. 

What could be a Problem and what is the remedy?

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