# Troubleshoot errors


Use the following information to help resolve any issues with completing the tutorial.

**Test case does not run successfully**
+ If the test does not run successfully, IDT streams the error logs to the console that can help you troubleshoot the test run. Make sure that you meet all the [prerequisites](prereqs-tutorial-sample.md) for this tutorial. 

**Cannot connect to the device under test**

Verify the following:
+ Your `device.json` file contains the correct IP address, port, and authentication information.
+ You can connect to your device over SSH from your host computer.