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via openbravopos by jasonbenedict
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javax.comm: platform driver class name = null               (Check 'driver' property in javax.comm.properties)
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javax.comm: platform driver class name = null (Check 'driver' property in javax.comm.properties)
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Error instantiating class com.sun.comm.Win32Driver
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Error instantiating class gnu.io.RXTXCommDriver gnu.io.RXTXCommDriver
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Error instantiating class gnu.io.RXTXCommDriver gnu.io.RXTXCommDriver cannot be cast to javax.comm.CommDriver
java.io.IOException: javax.comm: platform driver class name = null
              (Check 'driver' property in javax.comm.properties)	at javax.comm.CommPortIdentifier.loadDriver(CommPortIdentifier.java:243)	at javax.comm.CommPortIdentifier.(CommPortIdentifier.java:109)	at net.adrianromero.tpv.printer.escpos.PrinterWritterComm.(Unknown Source)	at net.adrianromero.tpv.printer.DeviceTicket.(Unknown Source)	at net.adrianromero.tpv.forms.JFrmTPV.startTPV(Unknown Source)	at net.adrianromero.tpv.forms.JFrmTPV.access$300(Unknown Source)	at net.adrianromero.tpv.forms.JFrmTPV$1.run(Unknown Source)	at java.awt.event.InvocationEvent.dispatch(Unknown Source)	at java.awt.EventQueue.dispatchEvent(Unknown Source)	at java.awt.EventDispatchThread.pumpOneEventForHierarchy(Unknown Source)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)	at java.awt.EventDispatchThread.run(Unknown Source)