Hi Musab,
Thanks for contacting Syncfusion support.
Query :” When drag and drop elementdata source gets called 3/4 Times.”
Yes, We can able to replicate this issue in the remote data. Hence after further validation found that it an known issue already and have fixed this issue. This issue fix will be released in our upcoming Volume 2 main release. So we suggest you to upgrade your source to our latest upcoming Volume 2 release.
We also would like to know that whether (15.2.0.40) is your current version and you want a patch for this fix in your current version(15.2.0.40)? . If so please let us know so that we would provide a patch in your version.
Please let us know if you have any further queries.
Regards,
Arun P.