Integration stopped working the other day

[kurumbus]

Hey, so I understand that package is not in active development but seems like our integration worked fine, but recently stopped.

Here's error in the logs:

[2021-05-20 09:45:53] production.ERROR: Argument 1 passed to Symfony\Component\HttpFoundation\Response::setContent() must be of the type string or null, object given, called in /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Http/Response.php on line 65 {"userId":34,"exception":"[object] (TypeError(code: 0): Argument 1 passed to Symfony\\Component\\HttpFoundation\\Response::setContent() must be of the type string or null, object given, called in /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Http/Response.php on line 65 at /home/runcloud/webapps/digithis/releases/20210407134911/vendor/symfony/http-foundation/Response.php:412)
[stacktrace]
#0 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Http/Response.php(65): Symfony\\Component\\HttpFoundation\\Response->setContent(Object(Illuminate\\Routing\\Redirector))
#1 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Http/Response.php(34): Illuminate\\Http\\Response->setContent(Object(Illuminate\\Routing\\Redirector))
#2 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Routing/Router.php(780): Illuminate\\Http\\Response->__construct(Object(Illuminate\\Routing\\Redirector), 200, Array)
#3 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Routing/Router.php(752): Illuminate\\Routing\\Router::toResponse(Object(Illuminate\\Http\\Request), Object(Illuminate\\Routing\\Redirector))
#4 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Routing/Router.php(692): Illuminate\\Routing\\Router->prepareResponse(Object(Illuminate\\Http\\Request), Object(Illuminate\\Routing\\Redirector))
#5 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(128): Illuminate\\Routing\\Router->Illuminate\\Routing\\{closure}(Object(Illuminate\\Http\\Request))
#6 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(41): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#7 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\\Routing\\Middleware\\SubstituteBindings->handle(Object(Illuminate\\Http\\Request), Object(Closure))
#8 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Routing/Middleware/ThrottleRequests.php(127): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#9 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Routing/Middleware/ThrottleRequests.php(103): Illuminate\\Routing\\Middleware\\ThrottleRequests->handleRequest(Object(Illuminate\\Http\\Request), Object(Closure), Array)
#10 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Routing/Middleware/ThrottleRequests.php(55): Illuminate\\Routing\\Middleware\\ThrottleRequests->handleRequestUsingNamedLimiter(Object(Illuminate\\Http\\Request), Object(Closure), 'api', Object(Closure))
#11 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\\Routing\\Middleware\\ThrottleRequests->handle(Object(Illuminate\\Http\\Request), Object(Closure), 'api')
#12 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/sanctum/src/Http/Middleware/EnsureFrontendRequestsAreStateful.php(33): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#13 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(128): Laravel\\Sanctum\\Http\\Middleware\\EnsureFrontendRequestsAreStateful->Laravel\\Sanctum\\Http\\Middleware\\{closure}(Object(Illuminate\\Http\\Request))
#14 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(78): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#15 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\\Foundation\\Http\\Middleware\\VerifyCsrfToken->handle(Object(Illuminate\\Http\\Request), Object(Closure))
#16 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(121): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#17 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate\\Session\\Middleware\\StartSession->handleStatefulRequest(Object(Illuminate\\Http\\Request), Object(Illuminate\\Session\\Store), Object(Closure))
#18 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\\Session\\Middleware\\StartSession->handle(Object(Illuminate\\Http\\Request), Object(Closure))
#19 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(37): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#20 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\\Cookie\\Middleware\\AddQueuedCookiesToResponse->handle(Object(Illuminate\\Http\\Request), Object(Closure))
#21 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(67): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#22 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\\Cookie\\Middleware\\EncryptCookies->handle(Object(Illuminate\\Http\\Request), Object(Closure))
#23 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/sanctum/src/Http/Middleware/EnsureFrontendRequestsAreStateful.php(26): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#24 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(149): Laravel\\Sanctum\\Http\\Middleware\\EnsureFrontendRequestsAreStateful->Laravel\\Sanctum\\Http\\Middleware\\{closure}(Object(Illuminate\\Http\\Request), Object(Closure))
#25 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(103): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#26 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/sanctum/src/Http/Middleware/EnsureFrontendRequestsAreStateful.php(34): Illuminate\\Pipeline\\Pipeline->then(Object(Closure))
#27 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Laravel\\Sanctum\\Http\\Middleware\\EnsureFrontendRequestsAreStateful->handle(Object(Illuminate\\Http\\Request), Object(Closure))
#28 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(103): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#29 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Routing/Router.php(694): Illuminate\\Pipeline\\Pipeline->then(Object(Closure))
#30 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Routing/Router.php(669): Illuminate\\Routing\\Router->runRouteWithinStack(Object(Illuminate\\Routing\\Route), Object(Illuminate\\Http\\Request))
#31 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Routing/Router.php(635): Illuminate\\Routing\\Router->runRoute(Object(Illuminate\\Http\\Request), Object(Illuminate\\Routing\\Route))
#32 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Routing/Router.php(624): Illuminate\\Routing\\Router->dispatchToRoute(Object(Illuminate\\Http\\Request))
#33 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(166): Illuminate\\Routing\\Router->dispatch(Object(Illuminate\\Http\\Request))
#34 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(128): Illuminate\\Foundation\\Http\\Kernel->Illuminate\\Foundation\\Http\\{closure}(Object(Illuminate\\Http\\Request))
#35 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#36 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\\Foundation\\Http\\Middleware\\TransformsRequest->handle(Object(Illuminate\\Http\\Request), Object(Closure))
#37 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#38 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\\Foundation\\Http\\Middleware\\TransformsRequest->handle(Object(Illuminate\\Http\\Request), Object(Closure))
#39 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#40 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\\Foundation\\Http\\Middleware\\TransformsRequest->handle(Object(Illuminate\\Http\\Request), Object(Closure))
#41 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ValidatePostSize.php(27): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#42 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\\Foundation\\Http\\Middleware\\ValidatePostSize->handle(Object(Illuminate\\Http\\Request), Object(Closure))
#43 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(86): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#44 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\\Foundation\\Http\\Middleware\\PreventRequestsDuringMaintenance->handle(Object(Illuminate\\Http\\Request), Object(Closure))
#45 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/fruitcake/laravel-cors/src/HandleCors.php(57): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#46 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Fruitcake\\Cors\\HandleCors->handle(Object(Illuminate\\Http\\Request), Object(Closure))
#47 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/fideloper/proxy/src/TrustProxies.php(57): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#48 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Fideloper\\Proxy\\TrustProxies->handle(Object(Illuminate\\Http\\Request), Object(Closure))
#49 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(103): Illuminate\\Pipeline\\Pipeline->Illuminate\\Pipeline\\{closure}(Object(Illuminate\\Http\\Request))
#50 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(141): Illuminate\\Pipeline\\Pipeline->then(Object(Closure))
#51 /home/runcloud/webapps/digithis/releases/20210407134911/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(110): Illuminate\\Foundation\\Http\\Kernel->sendRequestThroughRouter(Object(Illuminate\\Http\\Request))
#52 /home/runcloud/webapps/digithis/releases/20210407134911/public/index.php(52): Illuminate\\Foundation\\Http\\Kernel->handle(Object(Illuminate\\Http\\Request))
#53 {main}