SPSangeetha Priya Murugan Syncfusion Team August 6, 2019 12:42 AM
Thank you for contacting Syncfusion support.
We have checked your reported issue by rendering the Menu in the version (17.2.40) and binding the items in OnAfterRenderAsync method from the service. And the menu items binded properly in our end without any error. For your convenience, we have prepared the video demonstration of this issue. Please find the sample and video link below.