run a loop,it come across problem

[autodataming]

Error while executing command: findElements: An unknown server-side error occurred while processing the command.: Error communicating with the remote browser. It may have died.

while(<FH>)
{
$driver->find_elemnt();
...
$webelm->click();
}

It always die after some cycles.

[gempesaw]

Error communicating with the remote browser. It may have died.

This usually means that the webdriver browser closed, for whatever reason. Without more information about the app under test and the full test script, it's very difficult to debug.