facebook/react · error · Error

99

99

Error message

EventPluginRegistry: More than one plugin attempted to publish the same event name, `${eventName}`.

What it means

Error "EventPluginRegistry: More than one plugin attempted to publish the same event name, `${eventName}`." thrown in facebook/react.

Source

Thrown at packages/react-native-renderer/src/legacy-events/EventPluginRegistry.js:98

    }
  }
}

/**
 * Publishes an event so that it can be dispatched by the supplied plugin.
 *
 * @param {object} dispatchConfig Dispatch configuration for the event.
 * @param {object} PluginModule Plugin publishing the event.
 * @return {boolean} True if the event was successfully published.
 * @private
 */
function publishEventForPlugin(
  dispatchConfig: DispatchConfig,
  pluginModule: LegacyPluginModule<AnyNativeEvent>,
  eventName: string,
): boolean {
  if (eventNameDispatchConfigs.hasOwnProperty(eventName)) {
    throw new Error(
      'EventPluginRegistry: More than one plugin attempted to publish the same ' +
        `event name, \`${eventName}\`.`,
    );
  }

  eventNameDispatchConfigs[eventName] = dispatchConfig;

  const phasedRegistrationNames = dispatchConfig.phasedRegistrationNames;
  if (phasedRegistrationNames) {
    for (const phaseName in phasedRegistrationNames) {
      if (phasedRegistrationNames.hasOwnProperty(phaseName)) {
        // $FlowFixMe[invalid-computed-prop]
        const phasedRegistrationName = phasedRegistrationNames[phaseName];
        publishRegistrationName(
          phasedRegistrationName,
          pluginModule,
          eventName,
        );

View on GitHub (pinned to eafeac097b)

When it happens

Trigger: Thrown at packages/react-native-renderer/src/legacy-events/EventPluginRegistry.js:98 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of facebook/react@eafeac097b (2026-08-21). Data as JSON: /api/errors/74a4f7d45e91f486. Report an issue: GitHub.