Exception in thread "main" java.lang.AbstractMethodError: javax.xml.parsers.SAXParser.getXMLReader()Lorg/xml/sax/XMLReader;
at javax.xml.bind.helpers.AbstractUnmarshallerImpl.ge tXMLReader(AbstractUnmarshallerImpl.java:86)
at javax.xml.bind.helpers.AbstractUnmarshallerImpl.un marshal(AbstractUnmarshallerImpl.java:137)
at javax.xml.bind.helpers.AbstractUnmarshallerImpl.un marshal(AbstractUnmarshallerImpl.java:142)
at javax.xml.bind.helpers.AbstractUnmarshallerImpl.un marshal(AbstractUnmarshallerImpl.java:151)
at javax.xml.bind.helpers.AbstractUnmarshallerImpl.un marshal(AbstractUnmarshallerImpl.java:169)
at com.aircell.abs.acpu.processcontrol.controlinterne taccess.ControlInternetAccessHandler.unmarshalFile (ControlInternetAccessHandler.java:76)
at com.aircell.abs.acpu.processcontrol.controlinterne taccess.ControlInternetAccessHandler.createControl InternetAccess(ControlInternetAccessHandler.java:4 0)
at com.aircell.abs.acpu.processcontrol.controlinterne taccess.ControlInternetAccessHandler.<init>(Contro lInternetAccessHandler.java:25)
at com.aircell.abs.acpu.processcontrol.controlinterne taccess.ControlInternetAccessHandler.getInstance(C ontrolInternetAccessHandler.java:30)
at com.aircell.abs.acpu.processcontrol.controlinterne taccess.ControlInternetAccessHandler.main(ControlI nternetAccessHandler.java:84)


Kindly help me if any one faced this problem