Unknown device or simulator UDID error issue when testing on real device

Hello, im a newbie with katalon and im trying to test on my iOS real device

Currently, I’m having a problem to start my application when i want to record on iOS device. Katalon Studio did detect my device from the ‘Device name’ dropdown list and I entered the correct application ID then I click ‘Start’

But it pop up the error as below, Please help to assist, Thanks

I also have tried to check the connected devices for the terminal using idevice_id --list. My device was detected and listed under the list

1 Like


Welcome to our community. From the screenshot, I guess that you should review carefully each step from the guide to set up real iOS device here: [Mobile] Set up real iOS devices in Katalon Studio | Katalon Docs so that it can find the device.