array_merge(): Expected parameter 1 to be an array, null given

(1/1) ErrorException

array_merge(): Expected parameter 1 to be an array, null given

in SimFilter.php line 210
at HandleExceptions->handleError()
at array_merge()in SimFilter.php line 210
at SimFilter->getSimByCondition()in SimController.php line 426
at SimController->category()in SimController.php line 292
at SimController->actionLoaiMang()
at call_user_func_array()in Controller.php line 54
at Controller->callAction()in ControllerDispatcher.php line 45
at ControllerDispatcher->dispatch()in Route.php line 219
at Route->runController()in Route.php line 176
at Route->run()in Router.php line 680
at Router->Illuminate\Routing\{closure}()in Pipeline.php line 30
at Pipeline->Illuminate\Routing\{closure}()in Controller.php line 32
at Controller->App\Http\Controllers\{closure}()in Pipeline.php line 145
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in AppCacheResponse.php line 29
at AppCacheResponse->handle()in Pipeline.php line 163
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in SubstituteBindings.php line 41
at SubstituteBindings->handle()in Pipeline.php line 163
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in VerifyCsrfToken.php line 75
at VerifyCsrfToken->handle()in VerifyCsrfToken.php line 20
at VerifyCsrfToken->handle()in Pipeline.php line 163
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in ShareErrorsFromSession.php line 49
at ShareErrorsFromSession->handle()in Pipeline.php line 163
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in StartSession.php line 56
at StartSession->handle()in Pipeline.php line 163
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in AddQueuedCookiesToResponse.php line 37
at AddQueuedCookiesToResponse->handle()in Pipeline.php line 163
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in EncryptCookies.php line 66
at EncryptCookies->handle()in Pipeline.php line 163
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in Pipeline.php line 104
at Pipeline->then()in Router.php line 682
at Router->runRouteWithinStack()in Router.php line 657
at Router->runRoute()in Router.php line 623
at Router->dispatchToRoute()in Router.php line 612
at Router->dispatch()in Kernel.php line 176
at Kernel->Illuminate\Foundation\Http\{closure}()in Pipeline.php line 30
at Pipeline->Illuminate\Routing\{closure}()in InjectDebugbar.php line 58
at InjectDebugbar->handle()in Pipeline.php line 163
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in TrustProxies.php line 57
at TrustProxies->handle()in Pipeline.php line 163
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in TransformsRequest.php line 21
at TransformsRequest->handle()in Pipeline.php line 163
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in TransformsRequest.php line 21
at TransformsRequest->handle()in Pipeline.php line 163
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in ValidatePostSize.php line 27
at ValidatePostSize->handle()in Pipeline.php line 163
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in CheckForMaintenanceMode.php line 62
at CheckForMaintenanceMode->handle()in Pipeline.php line 163
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in Pipeline.php line 104
at Pipeline->then()in Kernel.php line 151
at Kernel->sendRequestThroughRouter()in Kernel.php line 116
at Kernel->handle()in index.php line 58