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UnexpectedValueException

HTTP 500 Internal Server Error

The stream or file "/var/www/webinar/storage/logs/laravel.log" could not be opened in append mode: failed to open stream: Permission denied

Exception

UnexpectedValueException

in /var/www/webinar/vendor/monolog/monolog/src/Monolog/Handler/StreamHandler.php (line 111)
  1.             }
  2.             restore_error_handler();
  3.             if (!is_resource($this->stream)) {
  4.                 $this->stream = null;
  6.                 throw new \UnexpectedValueException(sprintf('The stream or file "%s" could not be opened in append mode: '.$this->errorMessage, $this->url));
  7.             }
  8.         }
  10.         if ($this->useLocking) {
  11.             // ignoring errors here, there's not much we can do about them
in /var/www/webinar/vendor/monolog/monolog/src/Monolog/Handler/AbstractProcessingHandler.php -> write (line 42)
  1.             $record = $this->processRecord($record);
  2.         }
  4.         $record['formatted'] = $this->getFormatter()->format($record);
  6.         $this->write($record);
  8.         return false === $this->bubble;
  9.     }
  11.     /**
in /var/www/webinar/vendor/monolog/monolog/src/Monolog/Logger.php -> handle (line 325)
  1.             while ($handlerKey !== key($this->handlers)) {
  2.                 next($this->handlers);
  3.             }
  5.             while ($handler = current($this->handlers)) {
  6.                 if (true === $handler->handle($record)) {
  7.                     break;
  8.                 }
  10.                 next($this->handlers);
  11.             }
in /var/www/webinar/vendor/monolog/monolog/src/Monolog/Logger.php -> addRecord (line 543)
  1.      * @param string $message The log message
  2.      * @param array  $context The log context
  3.      */
  4.     public function error($message, array $context = []): void
  5.     {
  6.         $this->addRecord(static::ERROR, (string) $message, $context);
  7.     }
  9.     /**
  10.      * Adds a log record at the CRITICAL level.
  11.      *
in /var/www/webinar/vendor/laravel/framework/src/Illuminate/Log/Logger.php -> error (line 174)
  1.      * @param  array  $context
  2.      * @return void
  3.      */
  4.     protected function writeLog($level, $message, $context)
  5.     {
  6.         $this->logger->{$level}($message = $this->formatMessage($message), $context);
  8.         $this->fireLogEvent($level, $message, $context);
  9.     }
  11.     /**
in /var/www/webinar/vendor/laravel/framework/src/Illuminate/Log/Logger.php -> writeLog (line 87)
  1.      * @param  array  $context
  2.      * @return void
  3.      */
  4.     public function error($message, array $context = [])
  5.     {
  6.         $this->writeLog(__FUNCTION__, $message, $context);
  7.     }
  9.     /**
  10.      * Log a warning message to the logs.
  11.      *
in /var/www/webinar/vendor/laravel/framework/src/Illuminate/Log/LogManager.php -> error (line 547)
  1.      *
  2.      * @return void
  3.      */
  4.     public function error($message, array $context = [])
  5.     {
  6.         $this->driver()->error($message, $context);
  7.     }
  9.     /**
  10.      * Exceptional occurrences that are not errors.
  11.      *
in /var/www/webinar/vendor/laravel/framework/src/Illuminate/Foundation/Exceptions/Handler.php -> error (line 122)
  1.         $logger->error(
  2.             $e->getMessage(),
  3.             array_merge(
  4.                 $this->exceptionContext($e),
  5.                 $this->context(),
  6.                 ['exception' => $e]
  7.             )
  8.         );
  9.     }
  11.     /**
Handler->report(object(UnexpectedValueException)) in /var/www/webinar/app/Exceptions/Handler.php (line 39)
  1.      *
  2.      * @throws \Exception
  3.      */
  4.     public function report(Throwable $exception)
  5.     {
  6.         parent::report($exception);
  7.     }
  9.     /**
  10.      * Render an exception into an HTTP response.
  11.      *
in /var/www/webinar/vendor/laravel/framework/src/Illuminate/Foundation/Bootstrap/HandleExceptions.php -> report (line 88)
  1.     public function handleException(Throwable $e)
  2.     {
  3.         try {
  4.             self::$reservedMemory = null;
  6.             $this->getExceptionHandler()->report($e);
  7.         } catch (Exception $e) {
  8.             //
  9.         }
  11.         if ($this->app->runningInConsole()) {
HandleExceptions->handleException(object(UnexpectedValueException))

Stack Trace

UnexpectedValueException 

UnexpectedValueException:
The stream or file "/var/www/webinar/storage/logs/laravel.log" could not be opened in append mode: failed to open stream: Permission denied

  at /var/www/webinar/vendor/monolog/monolog/src/Monolog/Handler/StreamHandler.php:111
  at Monolog\Handler\StreamHandler->write(array('message' => 'The stream or file "/var/www/webinar/storage/logs/laravel.log" could not be opened in append mode: failed to open stream: Permission denied', 'context' => array('exception' => object(UnexpectedValueException)), 'level' => 400, 'level_name' => 'ERROR', 'channel' => 'local', 'datetime' => object(DateTimeImmutable), 'extra' => array(), 'formatted' => '[2026-03-21 08:06:02] local.ERROR: The stream or file "/var/www/webinar/storage/logs/laravel.log" could not be opened in append mode: failed to open stream: Permission denied {"exception":"[object] (UnexpectedValueException(code: 0): The stream or file \\"/var/www/webinar/storage/logs/laravel.log\\" could not be opened in append mode: failed to open stream: Permission denied at /var/www/webinar/vendor/monolog/monolog/src/Monolog/Handler/StreamHandler.php:111)[stacktrace]#0 /var/www/webinar/vendor/monolog/monolog/src/Monolog/Handler/AbstractProcessingHandler.php(42): Monolog\\\\Handler\\\\StreamHandler->write(Array)#1 /var/www/webinar/vendor/monolog/monolog/src/Monolog/Logger.php(325): Monolog\\\\Handler\\\\AbstractProcessingHandler->handle(Array)#2 /var/www/webinar/vendor/monolog/monolog/src/Monolog/Logger.php(543): Monolog\\\\Logger->addRecord(400, \'The stream or f...\', Array)#3 /var/www/webinar/vendor/laravel/framework/src/Illuminate/Log/Logger.php(174): Monolog\\\\Logger->error(\'The stream or f...\', Array)#4 /var/www/webinar/vendor/laravel/framework/src/Illuminate/Log/Logger.php(87): Illuminate\\\\Log\\\\Logger->writeLog(\'error\', \'The stream or f...\', Array)#5 /var/www/webinar/vendor/laravel/framework/src/Illuminate/Log/LogManager.php(547): Illuminate\\\\Log\\\\Logger->error(\'The stream or f...\', Array)#6 /var/www/webinar/vendor/laravel/framework/src/Illuminate/Foundation/Exceptions/Handler.php(122): Illuminate\\\\Log\\\\LogManager->error(\'The stream or f...\', Array)#7 /var/www/webinar/app/Exceptions/Handler.php(39): Illuminate\\\\Foundation\\\\Exceptions\\\\Handler->report(Object(UnexpectedValueException))#8 /var/www/webinar/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(403): App\\\\Exceptions\\\\Handler->report(Object(UnexpectedValueException))#9 /var/www/webinar/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(111): Illuminate\\\\Foundation\\\\Http\\\\Kernel->reportException(Object(UnexpectedValueException))#10 /var/www/webinar/public/index.php(55): Illuminate\\\\Foundation\\\\Http\\\\Kernel->handle(Object(Illuminate\\\\Http\\\\Request))#11 {main}"} '))
     (/var/www/webinar/vendor/monolog/monolog/src/Monolog/Handler/AbstractProcessingHandler.php:42)
  at Monolog\Handler\AbstractProcessingHandler->handle(array('message' => 'The stream or file "/var/www/webinar/storage/logs/laravel.log" could not be opened in append mode: failed to open stream: Permission denied', 'context' => array('exception' => object(UnexpectedValueException)), 'level' => 400, 'level_name' => 'ERROR', 'channel' => 'local', 'datetime' => object(DateTimeImmutable), 'extra' => array(), 'formatted' => '[2026-03-21 08:06:02] local.ERROR: The stream or file "/var/www/webinar/storage/logs/laravel.log" could not be opened in append mode: failed to open stream: Permission denied {"exception":"[object] (UnexpectedValueException(code: 0): The stream or file \\"/var/www/webinar/storage/logs/laravel.log\\" could not be opened in append mode: failed to open stream: Permission denied at /var/www/webinar/vendor/monolog/monolog/src/Monolog/Handler/StreamHandler.php:111)[stacktrace]#0 /var/www/webinar/vendor/monolog/monolog/src/Monolog/Handler/AbstractProcessingHandler.php(42): Monolog\\\\Handler\\\\StreamHandler->write(Array)#1 /var/www/webinar/vendor/monolog/monolog/src/Monolog/Logger.php(325): Monolog\\\\Handler\\\\AbstractProcessingHandler->handle(Array)#2 /var/www/webinar/vendor/monolog/monolog/src/Monolog/Logger.php(543): Monolog\\\\Logger->addRecord(400, \'The stream or f...\', Array)#3 /var/www/webinar/vendor/laravel/framework/src/Illuminate/Log/Logger.php(174): Monolog\\\\Logger->error(\'The stream or f...\', Array)#4 /var/www/webinar/vendor/laravel/framework/src/Illuminate/Log/Logger.php(87): Illuminate\\\\Log\\\\Logger->writeLog(\'error\', \'The stream or f...\', Array)#5 /var/www/webinar/vendor/laravel/framework/src/Illuminate/Log/LogManager.php(547): Illuminate\\\\Log\\\\Logger->error(\'The stream or f...\', Array)#6 /var/www/webinar/vendor/laravel/framework/src/Illuminate/Foundation/Exceptions/Handler.php(122): Illuminate\\\\Log\\\\LogManager->error(\'The stream or f...\', Array)#7 /var/www/webinar/app/Exceptions/Handler.php(39): Illuminate\\\\Foundation\\\\Exceptions\\\\Handler->report(Object(UnexpectedValueException))#8 /var/www/webinar/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(403): App\\\\Exceptions\\\\Handler->report(Object(UnexpectedValueException))#9 /var/www/webinar/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(111): Illuminate\\\\Foundation\\\\Http\\\\Kernel->reportException(Object(UnexpectedValueException))#10 /var/www/webinar/public/index.php(55): Illuminate\\\\Foundation\\\\Http\\\\Kernel->handle(Object(Illuminate\\\\Http\\\\Request))#11 {main}"} '))
     (/var/www/webinar/vendor/monolog/monolog/src/Monolog/Logger.php:325)
  at Monolog\Logger->addRecord(400, 'The stream or file "/var/www/webinar/storage/logs/laravel.log" could not be opened in append mode: failed to open stream: Permission denied', array('exception' => object(UnexpectedValueException)))
     (/var/www/webinar/vendor/monolog/monolog/src/Monolog/Logger.php:543)
  at Monolog\Logger->error('The stream or file "/var/www/webinar/storage/logs/laravel.log" could not be opened in append mode: failed to open stream: Permission denied', array('exception' => object(UnexpectedValueException)))
     (/var/www/webinar/vendor/laravel/framework/src/Illuminate/Log/Logger.php:174)
  at Illuminate\Log\Logger->writeLog('error', 'The stream or file "/var/www/webinar/storage/logs/laravel.log" could not be opened in append mode: failed to open stream: Permission denied', array('exception' => object(UnexpectedValueException)))
     (/var/www/webinar/vendor/laravel/framework/src/Illuminate/Log/Logger.php:87)
  at Illuminate\Log\Logger->error('The stream or file "/var/www/webinar/storage/logs/laravel.log" could not be opened in append mode: failed to open stream: Permission denied', array('exception' => object(UnexpectedValueException)))
     (/var/www/webinar/vendor/laravel/framework/src/Illuminate/Log/LogManager.php:547)
  at Illuminate\Log\LogManager->error('The stream or file "/var/www/webinar/storage/logs/laravel.log" could not be opened in append mode: failed to open stream: Permission denied', array('exception' => object(UnexpectedValueException)))
     (/var/www/webinar/vendor/laravel/framework/src/Illuminate/Foundation/Exceptions/Handler.php:122)
  at Illuminate\Foundation\Exceptions\Handler->report(object(UnexpectedValueException))
     (/var/www/webinar/app/Exceptions/Handler.php:39)
  at App\Exceptions\Handler->report(object(UnexpectedValueException))
     (/var/www/webinar/vendor/laravel/framework/src/Illuminate/Foundation/Bootstrap/HandleExceptions.php:88)
  at Illuminate\Foundation\Bootstrap\HandleExceptions->handleException(object(UnexpectedValueException))