preventDefaultOnError (Client API reference)

Cancels the save operation if the event handler has a script error, returns a rejected promise for an async event handler or the operation times out.

Note

This API is not available for Dynamics 365 Customer Engagement on-premise deployments. More information: Client APIs not supported in Customer Engagement (on-premises)

Syntax

executionContext.getEventArgs().preventDefaultOnError();

getSaveMode
isDefaultPrevented