org.openqa.selenium.SessionNotCreatedException: InvalidArgumentError: Expected [object Undefined] undefined to be an integer
Build info: version: '3.4.0', revision: 'unknown', time: 'unknown'
System info: host: 'MSI', ip: '192.168.101.2', os.name: 'Windows 10', os.arch: 'amd64', os.version: '10.0', java.version: '1.8.0_121'
Driver info: driver.version: FirefoxDriver
remote stacktrace: stack backtrace:
   0:           0x489f6f - <no info>
   1:           0x48ad59 - <no info>
   2:           0x43a15d - <no info>
   3:           0x4474c9 - <no info>
   4:           0x445208 - <no info>
   5:           0x41ddb1 - <no info>
   6:           0x4091c7 - <no info>
   7:           0x6bc939 - <no info>
   8:           0x415a19 - <no info>
   9:           0x6b6e43 - <no info>
  10:     0x7ff8cb282774 - BaseThreadInitThunk