Getting error while trying to capture the screenshot through uiautomate viewer

[Dib_Mondal]

Getting error while trying to capture the screenshot through uiautomate viewer . Message is below
Screenshot eof

1. My appium version 1.6
2. Real device
   3 Android 7.1
3. Android studio latest version .
   I am not able to get the xpath .
   Could anyone please kindly help me !

[Bilal_Jarwan]

screenshot from error if you can please.