Laravel Horizon: A supervisor with this name is already running

  horizon, laravel, laravel-artisan, php, symfony

I’m running queues with horizon. Recently the process is crashing and closing the job. Here is the error log:

SymfonyComponentDebugExceptionFatalErrorException : Uncaught SymfonyComponentProcessExceptionLogicException: Output has been disabled. in /home/forge/services.liabigdata.com.br/vendor/symfony/process/Process.php:1412
Stack trace:
#0 /home/forge/services.liabigdata.com.br/vendor/symfony/process/Process.php(624): SymfonyComponentProcessProcess->readPipesForOutput(‘getIterator’, false)
#1 /home/forge/services.liabigdata.com.br/vendor/rollbar/rollbar/src/Utilities.php(102): SymfonyComponentProcessProcess->getIterator()
#2 /home/forge/services.liabigdata.com.br/vendor/rollbar/rollbar/src/Utilities.php(159): RollbarUtilities::serializeForRollbar(Object(SymfonyComponentProcessProcess), NULL, Array, -1, 7)
#3 /home/forge/services.liabigdata.com.br/vendor/rollbar/rollbar/src/Utilities.php(105): RollbarUtilities::serializeObject(Object(SymfonyComponentProcessProcess), NULL, Array, -1, 6)
#4 /home/forge/services.liabigdata.com.br/vendor/rollbar/rollbar/src/Utilities.php(159): RollbarUtilities::serializeForRollbar(Object(LaravelHorizonWorkerProcess),

at /home/forge/services.liabigdata.com.br/vendor/symfony/process/Process.php:1412
1408| */
1409| private function readPipesForOutput(string $caller, bool $blocking = false)
1410| {
1411| if ($this->outputDisabled) {

1412| throw new LogicException(‘Output has been disabled.’);
1413| }
1414|
1415| $this->requireProcessIsStarted($caller);
1416|
A supervisor with this name is already running.

Grateful!

Source: Laravel

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