diff --git a/src/Symfony/Component/Scheduler/Schedule.php b/src/Symfony/Component/Scheduler/Schedule.php
index 4ccd88ff7a6e9..bd413892bc671 100644
--- a/src/Symfony/Component/Scheduler/Schedule.php
+++ b/src/Symfony/Component/Scheduler/Schedule.php
@@ -141,6 +141,10 @@ public function getSchedule(): static
public function before(callable $listener, int $priority = 0): static
{
+ if (!$this->dispatcher) {
+ throw new LogicException(sprintf('To register a listener with "%s()", you need to set an event dispatcher on the Schedule.', __METHOD__));
+ }
+
$this->dispatcher->addListener(PreRunEvent::class, $listener, $priority);
return $this;
@@ -148,6 +152,10 @@ public function before(callable $listener, int $priority = 0): static
public function after(callable $listener, int $priority = 0): static
{
+ if (!$this->dispatcher) {
+ throw new LogicException(sprintf('To register a listener with "%s()", you need to set an event dispatcher on the Schedule.', __METHOD__));
+ }
+
$this->dispatcher->addListener(PostRunEvent::class, $listener, $priority);
return $this;
@@ -155,6 +163,10 @@ public function after(callable $listener, int $priority = 0): static
public function onFailure(callable $listener, int $priority = 0): static
{
+ if (!$this->dispatcher) {
+ throw new LogicException(sprintf('To register a listener with "%s()", you need to set an event dispatcher on the Schedule.', __METHOD__));
+ }
+
$this->dispatcher->addListener(FailureEvent::class, $listener, $priority);
return $this;
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