No connect between Appium and simulation

We try to run auto-tests written in python.
When starting the auto test
at some point Appium doesn’t connect simulation and fails.
There is no logic in the error because once it occurs the next time the connection works. So it is sporadic.

Details:
“platformName”: “iOS”,
“platformVersion”: “12.1”,
“deviceName”: “iPhone SE”,
“launchTimeout”: 240000,
“app”: T_APP,
“wdaLaunchTimeout”: 240000,
“wdaConnectionTimeout”: 240000,
“newCommandTimeout”: 240000,
}

Appium version 1.14.0 version

Screen of the error http://prntscr.com/oox1vs