Call to a member function prepare() on null {"exception":"[object] (Symfony\\Component\\Debug\\Exception\\FatalThrowableError(code: 0): Call to a member function prepare() on null at /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Database/Connection.php:326)

[ghost]

[2018-11-26 17:56:07] pro.ERROR: Call to a member function prepare() on null {"exception":"[object] (Symfony\Component\Debug\Exception\FatalThrowableError(code: 0): Call to a member function prepare() on null at /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Database/Connection.php:326)
[stacktrace]
#0 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Database/Connection.php(657): Illuminate\Database\Connection->Illuminate\Database\{closure}('select * from "...', Array)
#1 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Database/Connection.php(624): Illuminate\Database\Connection->runQueryCallback('select * from "...', Array, Object(Closure))
#2 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Database/Connection.php(333): Illuminate\Database\Connection->run('select * from "...', Array, Object(Closure))
#3 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(2062): Illuminate\Database\Connection->select('select * from "...', Array, true)
#4 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(2050): Illuminate\Database\Query\Builder->runSelect()
#5 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(2536): Illuminate\Database\Query\Builder->Illuminate\Database\Query\{closure}()
#6 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Database/Query/Builder.php(2051): Illuminate\Database\Query\Builder->onceWithColumns(Array, Object(Closure))
#7 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(516): Illuminate\Database\Query\Builder->get(Array)
#8 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Builder.php(500): Illuminate\Database\Eloquent\Builder->getModels(Array)
#9 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Database/Concerns/BuildsQueries.php(77): Illuminate\Database\Eloquent\Builder->get(Array)
#10 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Auth/EloquentUserProvider.php(52): Illuminate\Database\Eloquent\Builder->first()
#11 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Auth/SessionGuard.php(131): Illuminate\Auth\EloquentUserProvider->retrieveById('5bfbada69dc6d67...')
#12 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Auth/GuardHelpers.php(60): Illuminate\Auth\SessionGuard->user()
#13 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(62): Illuminate\Auth\SessionGuard->check()
#14 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Auth/Middleware/Authenticate.php(41): Illuminate\Auth\Middleware\Authenticate->authenticate(Object(Illuminate\Http\Request), Array)
#15 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(151): Illuminate\Auth\Middleware\Authenticate->handle(Object(Illuminate\Http\Request), Object(Closure))
#16 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Pipeline.php(53): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}(Object(Illuminate\Http\Request))
#17 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(75): Illuminate\Routing\Pipeline->Illuminate\Routing\{closure}(Object(Illuminate\Http\Request))
#18 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(151): Illuminate\Foundation\Http\Middleware\VerifyCsrfToken->handle(Object(Illuminate\Http\Request), Object(Closure))
#19 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Pipeline.php(53): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}(Object(Illuminate\Http\Request))
#20 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(49): Illuminate\Routing\Pipeline->Illuminate\Routing\{closure}(Object(Illuminate\Http\Request))
#21 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(151): Illuminate\View\Middleware\ShareErrorsFromSession->handle(Object(Illuminate\Http\Request), Object(Closure))
#22 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Pipeline.php(53): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}(Object(Illuminate\Http\Request))
#23 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(63): Illuminate\Routing\Pipeline->Illuminate\Routing\{closure}(Object(Illuminate\Http\Request))
#24 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(151): Illuminate\Session\Middleware\StartSession->handle(Object(Illuminate\Http\Request), Object(Closure))
#25 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Pipeline.php(53): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}(Object(Illuminate\Http\Request))
#26 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(37): Illuminate\Routing\Pipeline->Illuminate\Routing\{closure}(Object(Illuminate\Http\Request))
#27 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(151): Illuminate\Cookie\Middleware\AddQueuedCookiesToResponse->handle(Object(Illuminate\Http\Request), Object(Closure))
#28 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Pipeline.php(53): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}(Object(Illuminate\Http\Request))
#29 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(66): Illuminate\Routing\Pipeline->Illuminate\Routing\{closure}(Object(Illuminate\Http\Request))
#30 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(151): Illuminate\Cookie\Middleware\EncryptCookies->handle(Object(Illuminate\Http\Request), Object(Closure))
#31 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Pipeline.php(53): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}(Object(Illuminate\Http\Request))
#32 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(104): Illuminate\Routing\Pipeline->Illuminate\Routing\{closure}(Object(Illuminate\Http\Request))
#33 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Router.php(684): Illuminate\Pipeline\Pipeline->then(Object(Closure))
#34 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Router.php(659): Illuminate\Routing\Router->runRouteWithinStack(Object(Illuminate\Routing\Route), Object(Illuminate\Http\Request))
#35 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Router.php(625): Illuminate\Routing\Router->runRoute(Object(Illuminate\Http\Request), Object(Illuminate\Routing\Route))
#36 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Router.php(614): Illuminate\Routing\Router->dispatchToRoute(Object(Illuminate\Http\Request))
#37 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(176): Illuminate\Routing\Router->dispatch(Object(Illuminate\Http\Request))
#38 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Pipeline.php(30): Illuminate\Foundation\Http\Kernel->Illuminate\Foundation\Http\{closure}(Object(Illuminate\Http\Request))
#39 /Users/a/Downloads/fakajun/laravel/vendor/fideloper/proxy/src/TrustProxies.php(57): Illuminate\Routing\Pipeline->Illuminate\Routing\{closure}(Object(Illuminate\Http\Request))
#40 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(151): Fideloper\Proxy\TrustProxies->handle(Object(Illuminate\Http\Request), Object(Closure))
#41 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Pipeline.php(53): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}(Object(Illuminate\Http\Request))
#42 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(31): Illuminate\Routing\Pipeline->Illuminate\Routing\{closure}(Object(Illuminate\Http\Request))
#43 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(151): Illuminate\Foundation\Http\Middleware\TransformsRequest->handle(Object(Illuminate\Http\Request), Object(Closure))
#44 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Pipeline.php(53): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}(Object(Illuminate\Http\Request))
#45 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(31): Illuminate\Routing\Pipeline->Illuminate\Routing\{closure}(Object(Illuminate\Http\Request))
#46 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(151): Illuminate\Foundation\Http\Middleware\TransformsRequest->handle(Object(Illuminate\Http\Request), Object(Closure))
#47 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Pipeline.php(53): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}(Object(Illuminate\Http\Request))
#48 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ValidatePostSize.php(27): Illuminate\Routing\Pipeline->Illuminate\Routing\{closure}(Object(Illuminate\Http\Request))
#49 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(151): Illuminate\Foundation\Http\Middleware\ValidatePostSize->handle(Object(Illuminate\Http\Request), Object(Closure))
#50 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Pipeline.php(53): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}(Object(Illuminate\Http\Request))
#51 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/CheckForMaintenanceMode.php(62): Illuminate\Routing\Pipeline->Illuminate\Routing\{closure}(Object(Illuminate\Http\Request))
#52 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(151): Illuminate\Foundation\Http\Middleware\CheckForMaintenanceMode->handle(Object(Illuminate\Http\Request), Object(Closure))
#53 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Routing/Pipeline.php(53): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}(Object(Illuminate\Http\Request))
#54 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(104): Illuminate\Routing\Pipeline->Illuminate\Routing\{closure}(Object(Illuminate\Http\Request))
#55 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(151): Illuminate\Pipeline\Pipeline->then(Object(Closure))
#56 /Users/a/Downloads/fakajun/laravel/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(116): Illuminate\Foundation\Http\Kernel->sendRequestThroughRouter(Object(Illuminate\Http\Request))
#57 /Users/a/Downloads/fakajun/laravel/public/index.php(55): Illuminate\Foundation\Http\Kernel->handle(Object(Illuminate\Http\Request))
#58 /Users/a/Downloads/fakajun/laravel/server.php(21): require_once('/Users/a/Downlo...')
#59 {main}
"}

[ghost]

ok,i find it 👍

I'm not sure about your error maybe you can show the error log to see whats wrong with it but as I can see you are using auth interface so ;
Use this use Jenssegers\Mongodb\Auth\User as Authenticatable instead of use Illuminate\Foundation\Auth\User as Authenticatable