Slim Application Error
The application could not run because of the following error:
Details
Type: TypeError
Code: 0
Message: array_merge(): Argument #1 must be of type array, null given
File: /var/www/html/views/sales/addToCart.php
Line: 11
Trace
#0 /var/www/html/views/sales/addToCart.php(11): array_merge()
#1 /var/www/html/libs/View.php(41): require('...')
#2 /var/www/html/controllers/sales.php(46): View->render()
#3 /var/www/html/synapse/lib/Bootstrap_gmp.php(946): Sales->addToCart()
#4 /var/www/html/synapse/lib/Bootstrap_gmp.php(317): Bootstrap_gmp->_callControllerMethod()
#5 /var/www/html/index_synapse.php(1304): Bootstrap_gmp->init()
#6 /var/www/html/vendor/slim/slim/Slim/Handlers/Strategies/RequestResponse.php(39): Closure->{closure}()
#7 /var/www/html/vendor/slim/slim/Slim/Routing/Route.php(362): Slim\Handlers\Strategies\RequestResponse->__invoke()
#8 /var/www/html/vendor/slim/slim/Slim/MiddlewareDispatcher.php(73): Slim\Routing\Route->handle()
#9 /var/www/html/vendor/slim/slim/Slim/MiddlewareDispatcher.php(73): Slim\MiddlewareDispatcher->handle()
#10 /var/www/html/vendor/slim/slim/Slim/Routing/Route.php(321): Slim\MiddlewareDispatcher->handle()
#11 /var/www/html/vendor/slim/slim/Slim/Routing/RouteRunner.php(74): Slim\Routing\Route->run()
#12 /var/www/html/vendor/slim/twig-view/src/TwigMiddleware.php(117): Slim\Routing\RouteRunner->handle()
#13 /var/www/html/vendor/slim/slim/Slim/MiddlewareDispatcher.php(129): Slim\Views\TwigMiddleware->process()
#14 /var/www/html/vendor/slim/slim/Slim/Middleware/RoutingMiddleware.php(45): Psr\Http\Server\RequestHandlerInterface@anonymous->handle()
#15 /var/www/html/vendor/slim/slim/Slim/MiddlewareDispatcher.php(129): Slim\Middleware\RoutingMiddleware->process()
#16 /var/www/html/vendor/slim/slim/Slim/Middleware/ErrorMiddleware.php(77): Psr\Http\Server\RequestHandlerInterface@anonymous->handle()
#17 /var/www/html/vendor/slim/slim/Slim/MiddlewareDispatcher.php(129): Slim\Middleware\ErrorMiddleware->process()
#18 /var/www/html/vendor/slim/slim/Slim/MiddlewareDispatcher.php(73): Psr\Http\Server\RequestHandlerInterface@anonymous->handle()
#19 /var/www/html/vendor/slim/slim/Slim/App.php(209): Slim\MiddlewareDispatcher->handle()
#20 /var/www/html/vendor/slim/slim/Slim/App.php(193): Slim\App->handle()
#21 /var/www/html/index_synapse.php(1344): Slim\App->run()
#22 /var/www/html/index.php(202): require('...')
#23 {main}