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Banach Algebra Techniques in Operator Theory
Banach Algebra Techniques in Operator Theory

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Theory of Bergman Spaces
Theory of Bergman Spaces

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Elementary Functional Analysis
Elementary Functional Analysis

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Introduction to Operator Theory I
Introduction to Operator Theory I

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An Introduction to Operators on the Hardy-Hilbert Space
An Introduction to Operators on the Hardy-Hilbert Space

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An Introduction to Operators on the Hardy-Hilbert Space
An Introduction to Operators on the Hardy-Hilbert Space

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Theory of Bergman Spaces
Theory of Bergman Spaces

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Elementary Functional Analysis
Elementary Functional Analysis

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Fixed Point Theorems and Applications
Fixed Point Theorems and Applications

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An Operator Perspective on Signals and Systems
An Operator Perspective on Signals and Systems

128,40 CHF*
Linearization Models for Complex Dynamical Systems
Linearization Models for Complex Dynamical Systems

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Recent Advances in Operator Theory, Operator Algebras, and their Applications
Recent Advances in Operator Theory, Operator Algebras, and their Applications

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Fourier Analysis and Approximation of Functions
Fourier Analysis and Approximation of Functions

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The Gohberg Anniversary Collection
The Gohberg Anniversary Collection

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Holomorphic Operator Functions of One Variable and Applications
Holomorphic Operator Functions of One Variable and Applications

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Singular Integral Operators, Factorization and Applications
Singular Integral Operators, Factorization and Applications

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Operator Approach to Linear Control Systems
Operator Approach to Linear Control Systems

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The Gohberg Anniversary Collection
The Gohberg Anniversary Collection

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Fourier Analysis and Approximation of Functions
Fourier Analysis and Approximation of Functions

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Current Trends in Operator Theory and its Applications
Current Trends in Operator Theory and its Applications

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Algebraic Methods in Operator Theory
Algebraic Methods in Operator Theory

160,50 CHF*
Current Trends in Operator Theory and its Applications
Current Trends in Operator Theory and its Applications

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Recent Progress in Operator Theory
Recent Progress in Operator Theory

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Recent Progress in Operator Theory
Recent Progress in Operator Theory

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Warning: session_name(): Session name cannot be changed after headers have already been sent (500 Internal Server Error)

Symfony Exception

Symfony Docs

WriteException ErrorException

HTTP 500 Internal Server Error

Warning: session_name(): Session name cannot be changed after headers have already been sent

Exceptions 2

ErrorException

Show exception properties 
ErrorException {#20393
  #severity: E_WARNING
}
in /var/www/vendor/symfony/http-foundation/Session/Storage/Proxy/AbstractProxy.php (line 96)
  1. {
  2. if ($this->isActive()) {
  3. throw new \LogicException('Cannot change the name of an active session.');
  4. }
  6. session_name($name);
  7. }
  8. }
in /var/www/vendor/symfony/http-foundation/Session/Storage/NativeSessionStorage.php -> setName (line 182)
  1. return $this->saveHandler->getName();
  2. }
  4. public function setName(string $name): void
  5. {
  6. $this->saveHandler->setName($name);
  7. }
  9. public function regenerate(bool $destroy = false, ?int $lifetime = null): bool
  10. {
  11. // Cannot regenerate the session ID for non-active sessions.
in /var/www/vendor/symfony/http-foundation/Session/Session.php -> setName (line 181)
  1. return $this->storage->getName();
  2. }
  4. public function setName(string $name): void
  5. {
  6. $this->storage->setName($name);
  7. }
  9. public function getMetadataBag(): MetadataBag
  10. {
  11. ++$this->usageIndex;
in /var/www/vendor/shopware/storefront/Framework/Routing/StorefrontSubscriber.php -> setName (line 105)
  1. }
  3. $session = $master->getSession();
  5. if (!$session->isStarted()) {
  6. $session->setName('session-');
  7. $session->start();
  8. $session->set('sessionId', $session->getId());
  9. }
  11. $salesChannelId = $master->attributes->get(PlatformRequest::ATTRIBUTE_SALES_CHANNEL_ID);
in /var/www/vendor/symfony/event-dispatcher/Debug/WrappedListener.php -> startSession (line 115)
  1. $this->priority ??= $dispatcher->getListenerPriority($eventName, $this->listener);
  3. $e = $this->stopwatch->start($this->name, 'event_listener');
  5. try {
  6. ($this->optimizedListener ?? $this->listener)($event, $eventName, $dispatcher);
  7. } finally {
  8. if ($e->isStarted()) {
  9. $e->stop();
  10. }
  11. }
in /var/www/vendor/symfony/event-dispatcher/EventDispatcher.php -> __invoke (line 206)
  2. foreach ($listeners as $listener) {
  3. if ($stoppable && $event->isPropagationStopped()) {
  4. break;
  5. }
  6. $listener($event, $eventName, $this);
  7. }
  8. }
  10. /**
  11. * Sorts the internal list of listeners for the given event by priority.
in /var/www/vendor/symfony/event-dispatcher/EventDispatcher.php -> callListeners (line 56)
  1. } else {
  2. $listeners = $this->getListeners($eventName);
  3. }
  5. if ($listeners) {
  6. $this->callListeners($listeners, $eventName, $event);
  7. }
  9. return $event;
  10. }
in /var/www/vendor/shopware/core/Content/Flow/Dispatching/FlowDispatcher.php -> dispatch (line 50)
  1. *
  2. * @return TEvent
  3. */
  4. public function dispatch(object $event, ?string $eventName = null): object
  5. {
  6. $event = $this->dispatcher->dispatch($event, $eventName);
  8. if (!$event instanceof FlowEventAware) {
  9. return $event;
  10. }
in /var/www/vendor/shopware/core/Framework/Webhook/WebhookDispatcher.php -> dispatch (line 70)
  1. ) {
  2. }
  4. public function dispatch(object $event, ?string $eventName = null): object
  5. {
  6. $event = $this->dispatcher->dispatch($event, $eventName);
  8. if (EnvironmentHelper::getVariable('DISABLE_EXTENSIONS', false)) {
  9. return $event;
  10. }
in /var/www/vendor/shopware/core/Framework/Event/NestedEventDispatcher.php -> dispatch (line 31)
  1. }
  2. $this->dispatch($nested, $name);
  3. }
  4. }
  6. return $this->dispatcher->dispatch($event, $eventName);
  7. }
  9. /**
  10. * @param callable $listener can not use native type declaration @see https://github.com/symfony/symfony/issues/42283
  11. */
in /var/www/vendor/symfony/event-dispatcher/Debug/TraceableEventDispatcher.php -> dispatch (line 122)
  1. try {
  2. $this->beforeDispatch($eventName, $event);
  3. try {
  4. $e = $this->stopwatch->start($eventName, 'section');
  5. try {
  6. $this->dispatcher->dispatch($event, $eventName);
  7. } finally {
  8. if ($e->isStarted()) {
  9. $e->stop();
  10. }
  11. }
in /var/www/vendor/symfony/http-kernel/HttpKernel.php -> dispatch (line 159)
  1. */
  2. private function handleRaw(Request $request, int $type = self::MAIN_REQUEST): Response
  3. {
  4. // request
  5. $event = new RequestEvent($this, $request, $type);
  6. $this->dispatcher->dispatch($event, KernelEvents::REQUEST);
  8. if ($event->hasResponse()) {
  9. return $this->filterResponse($event->getResponse(), $request, $type);
  10. }
in /var/www/vendor/symfony/http-kernel/HttpKernel.php -> handleRaw (line 76)
  1. $request->headers->set('X-Php-Ob-Level', (string) ob_get_level());
  3. $this->requestStack->push($request);
  4. $response = null;
  5. try {
  6. return $response = $this->handleRaw($request, $type);
  7. } catch (\Throwable $e) {
  8. if ($e instanceof \Error && !$this->handleAllThrowables) {
  9. throw $e;
  10. }
in /var/www/vendor/shopware/core/Framework/Adapter/Kernel/HttpKernel.php -> handle (line 43)
  1. }
  3. public function handle(Request $request, int $type = HttpKernelInterface::MAIN_REQUEST, bool $catch = true): Response
  4. {
  5. if ($request->attributes->get('exception') !== null) {
  6. return parent::handle($request, $type, $catch);
  7. }
  9. if (!$request->attributes->has('sw-skip-transformer')) {
  10. try {
  11. $request = $this->requestTransformer->transform($request);
in /var/www/vendor/symfony/http-kernel/EventListener/ErrorListener.php -> handle (line 97)
  1. }
  3. $request = $this->duplicateRequest($throwable, $event->getRequest());
  5. try {
  6. $response = $event->getKernel()->handle($request, HttpKernelInterface::SUB_REQUEST, false);
  7. } catch (\Exception $e) {
  8. $f = FlattenException::createFromThrowable($e);
  10. $this->logException($e, sprintf('Exception thrown when handling an exception (%s: %s at %s line %s)', $f->getClass(), $f->getMessage(), basename($e->getFile()), $e->getLine()));
in /var/www/vendor/symfony/event-dispatcher/Debug/WrappedListener.php -> onKernelException (line 115)
  1. $this->priority ??= $dispatcher->getListenerPriority($eventName, $this->listener);
  3. $e = $this->stopwatch->start($this->name, 'event_listener');
  5. try {
  6. ($this->optimizedListener ?? $this->listener)($event, $eventName, $dispatcher);
  7. } finally {
  8. if ($e->isStarted()) {
  9. $e->stop();
  10. }
  11. }
in /var/www/vendor/symfony/event-dispatcher/EventDispatcher.php -> __invoke (line 206)
  2. foreach ($listeners as $listener) {
  3. if ($stoppable && $event->isPropagationStopped()) {
  4. break;
  5. }
  6. $listener($event, $eventName, $this);
  7. }
  8. }
  10. /**
  11. * Sorts the internal list of listeners for the given event by priority.
in /var/www/vendor/symfony/event-dispatcher/EventDispatcher.php -> callListeners (line 56)
  1. } else {
  2. $listeners = $this->getListeners($eventName);
  3. }
  5. if ($listeners) {
  6. $this->callListeners($listeners, $eventName, $event);
  7. }
  9. return $event;
  10. }
in /var/www/vendor/shopware/core/Content/Flow/Dispatching/FlowDispatcher.php -> dispatch (line 50)
  1. *
  2. * @return TEvent
  3. */
  4. public function dispatch(object $event, ?string $eventName = null): object
  5. {
  6. $event = $this->dispatcher->dispatch($event, $eventName);
  8. if (!$event instanceof FlowEventAware) {
  9. return $event;
  10. }
in /var/www/vendor/shopware/core/Framework/Webhook/WebhookDispatcher.php -> dispatch (line 70)
  1. ) {
  2. }
  4. public function dispatch(object $event, ?string $eventName = null): object
  5. {
  6. $event = $this->dispatcher->dispatch($event, $eventName);
  8. if (EnvironmentHelper::getVariable('DISABLE_EXTENSIONS', false)) {
  9. return $event;
  10. }
in /var/www/vendor/shopware/core/Framework/Event/NestedEventDispatcher.php -> dispatch (line 31)
  1. }
  2. $this->dispatch($nested, $name);
  3. }
  4. }
  6. return $this->dispatcher->dispatch($event, $eventName);
  7. }
  9. /**
  10. * @param callable $listener can not use native type declaration @see https://github.com/symfony/symfony/issues/42283
  11. */
in /var/www/vendor/symfony/event-dispatcher/Debug/TraceableEventDispatcher.php -> dispatch (line 122)
  1. try {
  2. $this->beforeDispatch($eventName, $event);
  3. try {
  4. $e = $this->stopwatch->start($eventName, 'section');
  5. try {
  6. $this->dispatcher->dispatch($event, $eventName);
  7. } finally {
  8. if ($e->isStarted()) {
  9. $e->stop();
  10. }
  11. }
in /var/www/vendor/symfony/http-kernel/HttpKernel.php -> dispatch (line 241)
  1. * Handles a throwable by trying to convert it to a Response.
  2. */
  3. private function handleThrowable(\Throwable $e, Request $request, int $type): Response
  4. {
  5. $event = new ExceptionEvent($this, $request, $type, $e, isKernelTerminating: $this->terminating);
  6. $this->dispatcher->dispatch($event, KernelEvents::EXCEPTION);
  8. // a listener might have replaced the exception
  9. $e = $event->getThrowable();
  11. if (!$event->hasResponse()) {
in /var/www/vendor/symfony/http-kernel/HttpKernel.php -> handleThrowable (line 134)
  1. if ($pop = $request !== $this->requestStack->getMainRequest()) {
  2. $this->requestStack->push($request);
  3. }
  5. try {
  6. $response = $this->handleThrowable($exception, $request, self::MAIN_REQUEST);
  7. } finally {
  8. if ($pop) {
  9. $this->requestStack->pop();
  10. }
  11. }
in /var/www/vendor/symfony/http-kernel/EventListener/DebugHandlersListener.php -> terminateWithException (line 84)
  1. if ($hasRun) {
  2. throw $e;
  3. }
  5. $hasRun = true;
  6. $kernel->terminateWithException($e, $request);
  7. };
  8. }
  9. } elseif ($event instanceof ConsoleEvent && $app = $event->getCommand()->getApplication()) {
  10. $output = $event->getOutput();
  11. if ($output instanceof ConsoleOutputInterface) {
in /var/www/vendor/symfony/error-handler/ErrorHandler.php :: Symfony\Component\HttpKernel\EventListener\{closure} (line 538)
  1. $this->exceptionHandler = null;
  2. }
  4. try {
  5. if (null !== $exceptionHandler) {
  6. $exceptionHandler($exception);
  8. return;
  9. }
  10. $handlerException ??= $exception;
  11. } catch (\Throwable $handlerException) {
ErrorHandler->handleException()

Shopware\Core\Framework\DataAbstractionLayer\Write\ WriteException

There are 2 error(s) while writing data. 1. [/] An exception occurred while executing a query: SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction 1. [/] An exception occurred while executing a query: SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction

in /var/www/vendor/shopware/core/Framework/DataAbstractionLayer/Write/WriteContext.php (line 43)
  2. private WriteException $exceptions;
  4. private function __construct(private Context $context)
  5. {
  6. $this->exceptions = new WriteException();
  7. }
  9. /**
  10. * @param LanguageData $languages
  11. */
in /var/www/vendor/shopware/core/Framework/DataAbstractionLayer/Write/WriteContext.php -> __construct (line 79)
  1. return $mapping[mb_strtolower($identifier)] ?? null;
  2. }
  4. public static function createFromContext(Context $context): self
  5. {
  6. $self = new self($context);
  7. $self->set(LanguageDefinition::ENTITY_NAME, 'id', $context->getLanguageId());
  9. return $self;
  10. }
in /var/www/vendor/shopware/core/Framework/DataAbstractionLayer/EntityRepository.php :: createFromContext (line 107)
  1. */
  2. public function upsert(array $data, Context $context): EntityWrittenContainerEvent
  3. {
  4. ReplicaConnection::ensurePrimary();
  6. $affected = $this->versionManager->upsert($this->definition, $data, WriteContext::createFromContext($context));
  7. $event = EntityWrittenContainerEvent::createWithWrittenEvents($affected, $context, []);
  8. $this->eventDispatcher->dispatch($event);
  10. return $event;
  11. }
EntityRepository->upsert() in /var/www/custom/plugins/esMetaCatalog6/src/Core/Content/MetaCatalog/Id/IdService.php (line 191)
  1. if (empty($this->newIds) || !$event->isMainRequest()) {
  2. return;
  3. }
  5. // todo: we could do a manual merge to prevent errors like synced up inserts and updates
  6. $this->idRepository->upsert($this->newIds, Context::createDefaultContext());
  8. $this->newIds = [];
  9. }
  10. }
in /var/www/vendor/symfony/event-dispatcher/Debug/WrappedListener.php -> persistNewIds (line 115)
  1. $this->priority ??= $dispatcher->getListenerPriority($eventName, $this->listener);
  3. $e = $this->stopwatch->start($this->name, 'event_listener');
  5. try {
  6. ($this->optimizedListener ?? $this->listener)($event, $eventName, $dispatcher);
  7. } finally {
  8. if ($e->isStarted()) {
  9. $e->stop();
  10. }
  11. }
in /var/www/vendor/symfony/event-dispatcher/EventDispatcher.php -> __invoke (line 206)
  2. foreach ($listeners as $listener) {
  3. if ($stoppable && $event->isPropagationStopped()) {
  4. break;
  5. }
  6. $listener($event, $eventName, $this);
  7. }
  8. }
  10. /**
  11. * Sorts the internal list of listeners for the given event by priority.
in /var/www/vendor/symfony/event-dispatcher/EventDispatcher.php -> callListeners (line 56)
  1. } else {
  2. $listeners = $this->getListeners($eventName);
  3. }
  5. if ($listeners) {
  6. $this->callListeners($listeners, $eventName, $event);
  7. }
  9. return $event;
  10. }
in /var/www/vendor/shopware/core/Content/Flow/Dispatching/FlowDispatcher.php -> dispatch (line 50)
  1. *
  2. * @return TEvent
  3. */
  4. public function dispatch(object $event, ?string $eventName = null): object
  5. {
  6. $event = $this->dispatcher->dispatch($event, $eventName);
  8. if (!$event instanceof FlowEventAware) {
  9. return $event;
  10. }
in /var/www/vendor/shopware/core/Framework/Webhook/WebhookDispatcher.php -> dispatch (line 70)
  1. ) {
  2. }
  4. public function dispatch(object $event, ?string $eventName = null): object
  5. {
  6. $event = $this->dispatcher->dispatch($event, $eventName);
  8. if (EnvironmentHelper::getVariable('DISABLE_EXTENSIONS', false)) {
  9. return $event;
  10. }
in /var/www/vendor/shopware/core/Framework/Event/NestedEventDispatcher.php -> dispatch (line 31)
  1. }
  2. $this->dispatch($nested, $name);
  3. }
  4. }
  6. return $this->dispatcher->dispatch($event, $eventName);
  7. }
  9. /**
  10. * @param callable $listener can not use native type declaration @see https://github.com/symfony/symfony/issues/42283
  11. */
in /var/www/vendor/symfony/event-dispatcher/Debug/TraceableEventDispatcher.php -> dispatch (line 122)
  1. try {
  2. $this->beforeDispatch($eventName, $event);
  3. try {
  4. $e = $this->stopwatch->start($eventName, 'section');
  5. try {
  6. $this->dispatcher->dispatch($event, $eventName);
  7. } finally {
  8. if ($e->isStarted()) {
  9. $e->stop();
  10. }
  11. }
in /var/www/vendor/symfony/http-kernel/HttpKernel.php -> dispatch (line 114)
  2. public function terminate(Request $request, Response $response): void
  3. {
  4. try {
  5. $this->terminating = true;
  6. $this->dispatcher->dispatch(new TerminateEvent($this, $request, $response), KernelEvents::TERMINATE);
  7. } finally {
  8. $this->terminating = false;
  9. }
  10. }
in /var/www/vendor/symfony/http-kernel/HttpCache/HttpCache.php -> terminate (line 250)
  1. if (\in_array('fresh', $this->traces[$this->getTraceKey($request)] ?? [], true)) {
  2. return;
  3. }
  5. if ($this->getKernel() instanceof TerminableInterface) {
  6. $this->getKernel()->terminate($request, $response);
  7. }
  8. }
  10. /**
  11. * Forwards the Request to the backend without storing the Response in the cache.
in /var/www/vendor/symfony/http-kernel/Kernel.php -> terminate (line 145)
  1. if (false === $this->booted) {
  2. return;
  3. }
  5. if ($this->getHttpKernel() instanceof TerminableInterface) {
  6. $this->getHttpKernel()->terminate($request, $response);
  7. }
  8. }
  10. public function shutdown(): void
  11. {
in /var/www/vendor/symfony/runtime/Runner/Symfony/HttpKernelRunner.php -> terminate (line 53)
  1. } else {
  2. $response->send();
  3. }
  5. if ($this->kernel instanceof TerminableInterface) {
  6. $this->kernel->terminate($this->request, $response);
  7. }
  9. return 0;
  10. }
  11. }
in /var/www/vendor/autoload_runtime.php -> run (line 29)
  1. $app = $app(...$args);
  3. exit(
  4. $runtime
  5. ->getRunner($app)
  6. ->run()
  7. );
require_once('/var/www/vendor/autoload_runtime.php') in /var/www/public/index.php (line 11)
  1. use Shopware\Core\Framework\Adapter\Kernel\KernelFactory;
  2. use Symfony\Component\HttpFoundation\Response;
  4. $_SERVER['SCRIPT_FILENAME'] = __FILE__;
  6. require_once __DIR__ . '/../vendor/autoload_runtime.php';
  8. if (!file_exists(__DIR__ . '/../.env') && !file_exists(__DIR__ . '/../.env.dist') && !file_exists(__DIR__ . '/../.env.local.php')) {
  9. $_SERVER['APP_RUNTIME_OPTIONS']['disable_dotenv'] = true;
  10. }

Stack Traces 2

[2/2] ErrorException 
ErrorException:
Warning: session_name(): Session name cannot be changed after headers have already been sent

  at /var/www/vendor/symfony/http-foundation/Session/Storage/Proxy/AbstractProxy.php:96
  at Symfony\Component\HttpFoundation\Session\Storage\Proxy\AbstractProxy->setName()
     (/var/www/vendor/symfony/http-foundation/Session/Storage/NativeSessionStorage.php:182)
  at Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage->setName()
     (/var/www/vendor/symfony/http-foundation/Session/Session.php:181)
  at Symfony\Component\HttpFoundation\Session\Session->setName()
     (/var/www/vendor/shopware/storefront/Framework/Routing/StorefrontSubscriber.php:105)
  at Shopware\Storefront\Framework\Routing\StorefrontSubscriber->startSession()
     (/var/www/vendor/symfony/event-dispatcher/Debug/WrappedListener.php:115)
  at Symfony\Component\EventDispatcher\Debug\WrappedListener->__invoke()
     (/var/www/vendor/symfony/event-dispatcher/EventDispatcher.php:206)
  at Symfony\Component\EventDispatcher\EventDispatcher->callListeners()
     (/var/www/vendor/symfony/event-dispatcher/EventDispatcher.php:56)
  at Symfony\Component\EventDispatcher\EventDispatcher->dispatch()
     (/var/www/vendor/shopware/core/Content/Flow/Dispatching/FlowDispatcher.php:50)
  at Shopware\Core\Content\Flow\Dispatching\FlowDispatcher->dispatch()
     (/var/www/vendor/shopware/core/Framework/Webhook/WebhookDispatcher.php:70)
  at Shopware\Core\Framework\Webhook\WebhookDispatcher->dispatch()
     (/var/www/vendor/shopware/core/Framework/Event/NestedEventDispatcher.php:31)
  at Shopware\Core\Framework\Event\NestedEventDispatcher->dispatch()
     (/var/www/vendor/symfony/event-dispatcher/Debug/TraceableEventDispatcher.php:122)
  at Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcher->dispatch()
     (/var/www/vendor/symfony/http-kernel/HttpKernel.php:159)
  at Symfony\Component\HttpKernel\HttpKernel->handleRaw()
     (/var/www/vendor/symfony/http-kernel/HttpKernel.php:76)
  at Symfony\Component\HttpKernel\HttpKernel->handle()
     (/var/www/vendor/shopware/core/Framework/Adapter/Kernel/HttpKernel.php:43)
  at Shopware\Core\Framework\Adapter\Kernel\HttpKernel->handle()
     (/var/www/vendor/symfony/http-kernel/EventListener/ErrorListener.php:97)
  at Symfony\Component\HttpKernel\EventListener\ErrorListener->onKernelException()
     (/var/www/vendor/symfony/event-dispatcher/Debug/WrappedListener.php:115)
  at Symfony\Component\EventDispatcher\Debug\WrappedListener->__invoke()
     (/var/www/vendor/symfony/event-dispatcher/EventDispatcher.php:206)
  at Symfony\Component\EventDispatcher\EventDispatcher->callListeners()
     (/var/www/vendor/symfony/event-dispatcher/EventDispatcher.php:56)
  at Symfony\Component\EventDispatcher\EventDispatcher->dispatch()
     (/var/www/vendor/shopware/core/Content/Flow/Dispatching/FlowDispatcher.php:50)
  at Shopware\Core\Content\Flow\Dispatching\FlowDispatcher->dispatch()
     (/var/www/vendor/shopware/core/Framework/Webhook/WebhookDispatcher.php:70)
  at Shopware\Core\Framework\Webhook\WebhookDispatcher->dispatch()
     (/var/www/vendor/shopware/core/Framework/Event/NestedEventDispatcher.php:31)
  at Shopware\Core\Framework\Event\NestedEventDispatcher->dispatch()
     (/var/www/vendor/symfony/event-dispatcher/Debug/TraceableEventDispatcher.php:122)
  at Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcher->dispatch()
     (/var/www/vendor/symfony/http-kernel/HttpKernel.php:241)
  at Symfony\Component\HttpKernel\HttpKernel->handleThrowable()
     (/var/www/vendor/symfony/http-kernel/HttpKernel.php:134)
  at Symfony\Component\HttpKernel\HttpKernel->terminateWithException()
     (/var/www/vendor/symfony/http-kernel/EventListener/DebugHandlersListener.php:84)
  at Symfony\Component\HttpKernel\EventListener\DebugHandlersListener::Symfony\Component\HttpKernel\EventListener\{closure}()
     (/var/www/vendor/symfony/error-handler/ErrorHandler.php:538)
  at Symfony\Component\ErrorHandler\ErrorHandler->handleException()
[1/2] WriteException 
Shopware\Core\Framework\DataAbstractionLayer\Write\WriteException:
There are 2 error(s) while writing data.

1. [/] An exception occurred while executing a query: SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction
1. [/] An exception occurred while executing a query: SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction

  at /var/www/vendor/shopware/core/Framework/DataAbstractionLayer/Write/WriteContext.php:43
  at Shopware\Core\Framework\DataAbstractionLayer\Write\WriteContext->__construct()
     (/var/www/vendor/shopware/core/Framework/DataAbstractionLayer/Write/WriteContext.php:79)
  at Shopware\Core\Framework\DataAbstractionLayer\Write\WriteContext::createFromContext()
     (/var/www/vendor/shopware/core/Framework/DataAbstractionLayer/EntityRepository.php:107)
  at Shopware\Core\Framework\DataAbstractionLayer\EntityRepository->upsert()
     (/var/www/custom/plugins/esMetaCatalog6/src/Core/Content/MetaCatalog/Id/IdService.php:191)
  at eurosoft\MetaCatalog6\Core\Content\MetaCatalog\Id\IdService->persistNewIds()
     (/var/www/vendor/symfony/event-dispatcher/Debug/WrappedListener.php:115)
  at Symfony\Component\EventDispatcher\Debug\WrappedListener->__invoke()
     (/var/www/vendor/symfony/event-dispatcher/EventDispatcher.php:206)
  at Symfony\Component\EventDispatcher\EventDispatcher->callListeners()
     (/var/www/vendor/symfony/event-dispatcher/EventDispatcher.php:56)
  at Symfony\Component\EventDispatcher\EventDispatcher->dispatch()
     (/var/www/vendor/shopware/core/Content/Flow/Dispatching/FlowDispatcher.php:50)
  at Shopware\Core\Content\Flow\Dispatching\FlowDispatcher->dispatch()
     (/var/www/vendor/shopware/core/Framework/Webhook/WebhookDispatcher.php:70)
  at Shopware\Core\Framework\Webhook\WebhookDispatcher->dispatch()
     (/var/www/vendor/shopware/core/Framework/Event/NestedEventDispatcher.php:31)
  at Shopware\Core\Framework\Event\NestedEventDispatcher->dispatch()
     (/var/www/vendor/symfony/event-dispatcher/Debug/TraceableEventDispatcher.php:122)
  at Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcher->dispatch()
     (/var/www/vendor/symfony/http-kernel/HttpKernel.php:114)
  at Symfony\Component\HttpKernel\HttpKernel->terminate()
     (/var/www/vendor/symfony/http-kernel/HttpCache/HttpCache.php:250)
  at Symfony\Component\HttpKernel\HttpCache\HttpCache->terminate()
     (/var/www/vendor/symfony/http-kernel/Kernel.php:145)
  at Symfony\Component\HttpKernel\Kernel->terminate()
     (/var/www/vendor/symfony/runtime/Runner/Symfony/HttpKernelRunner.php:53)
  at Symfony\Component\Runtime\Runner\Symfony\HttpKernelRunner->run()
     (/var/www/vendor/autoload_runtime.php:29)
  at require_once('/var/www/vendor/autoload_runtime.php')
     (/var/www/public/index.php:11)