ONOlety Nikhilesh Olety Nagendra Syncfusion Team October 14, 2019 07:10 AM
Thank you for contacting Syncfusion support.
Based on provided information we understood that you are facing an issue when drag and drop the SfAccordion control in Netcore project. We have tried in a new sample and we could see that drag and drop is happening properly.
Please refer the image below.
Can you please follow the below link for adding controls in netcore project?