def showErrorMessage(self, silentMode=False):
        """
        Description
           Show all the error messages from IxNetwork.

        Parameter
          silentMode: (bool): True: Don't print the REST API on stdout.

        Syntax
            GET: /api/v1/sessions/{id}/globals/appErrors/error
        """
        errorList = []
        response = self.get(self.sessionUrl+'/globals/appErrors/error', silentMode=silentMode)
        print()
        for errorId in response.json():
            if errorId['errorLevel'] == 'kError':
                print('CurrentErrorMessage: {0}'.format(errorId['name']))
                print('\tDescription: {0}'.format(errorId['lastModified']))
                errorList.append(errorId['name'])
        print()
        return errorList