Error log saat deploy laravel pada hosting

Selamat pagi sobat koding. Ada yang dapat mengatasi permasalahan error log pada laravel dibawah ini ?

 [2017-09-30 23:50:51] local.ERROR: Unable to prepare route [api/user] for serialization. Uses Closure. {"exception":"[object] (LogicException(code: 0): Unable to prepare route [api/user] for serialization. Uses Closure. at ~/apps/plsc/vendor/laravel/framework/src/Illuminate/Routing/Route.php:880)
[stacktrace]
#0 ~/apps/plsc/vendor/laravel/framework/src/Illuminate/Foundation/Console/RouteCacheCommand.php(62): Illuminate\\Routing\\Route->prepareForSerialization()
#1 [internal function]: Illuminate\\Foundation\\Console\\RouteCacheCommand->handle()
#2 ~/apps/plsc/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(29): call_user_func_array(Array, Array)
#3 ~/apps/plsc/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(87): Illuminate\\Container\\BoundMethod::Illuminate\\Container\\{closure}()
#4 ~/apps/plsc/vendor/laravel/framework/src/Illuminate/Container/BoundMethod.php(31): Illuminate\\Container\\BoundMethod::callBoundMethod(Object(Illuminate\\Foundation\\Application), Array, Object(Closure))
#5 ~/apps/plsc/vendor/laravel/framework/src/Illuminate/Container/Container.php(549): Illuminate\\Container\\BoundMethod::call(Object(Illuminate\\Foundation\\Application), Array, Array, NULL)
#6 ~/apps/plsc/vendor/laravel/framework/src/Illuminate/Console/Command.php(180): Illuminate\\Container\\Container->call(Array)
#7 ~/apps/plsc/vendor/symfony/console/Command/Command.php(264): Illuminate\\Console\\Command->execute(Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Illuminate\\Console\\OutputStyle))
#8 ~/apps/plsc/vendor/laravel/framework/src/Illuminate/Console/Command.php(167): Symfony\\Component\\Console\\Command\\Command->run(Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Illuminate\\Console\\OutputStyle))
#9 ~/apps/plsc/vendor/symfony/console/Application.php(888): Illuminate\\Console\\Command->run(Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Symfony\\Component\\Console\\Output\\ConsoleOutput))
#10 ~/apps/plsc/vendor/symfony/console/Application.php(224): Symfony\\Component\\Console\\Application->doRunCommand(Object(Illuminate\\Foundation\\Console\\RouteCacheCommand), Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Symfony\\Component\\Console\\Output\\ConsoleOutput))
#11 ~/apps/plsc/vendor/symfony/console/Application.php(125): Symfony\\Component\\Console\\Application->doRun(Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Symfony\\Component\\Console\\Output\\ConsoleOutput))
#12 ~/apps/plsc/vendor/laravel/framework/src/Illuminate/Console/Application.php(88): Symfony\\Component\\Console\\Application->run(Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Symfony\\Component\\Console\\Output\\ConsoleOutput))
#13 ~/apps/plsc/vendor/laravel/framework/src/Illuminate/Foundation/Console/Kernel.php(121): Illuminate\\Console\\Application->run(Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Symfony\\Component\\Console\\Output\\ConsoleOutput))
#14 ~/apps/plsc/artisan(37): Illuminate\\Foundation\\Console\\Kernel->handle(Object(Symfony\\Component\\Console\\Input\\ArgvInput), Object(Symfony\\Component\\Console\\Output\\ConsoleOutput))
#15 {main}
"}

Error log yang saya dapatkan saat mendeploy aplikasi saya yg mengunakan laravel. mohon bantuannya :)