Thanks for using Syncfusion products.
We have tested multiple test cases with reported issue using our ReportViewer and its working fine in our end. If you still face any issues, could you please share the sample ReportDefinition of your report? It will be helpful for us to provide a solution earlier. We request you to create a Support Incident (Ticket) to get more details about the reported issue. Please log on to our DirectTrac Support System using the below link to create support incidents.
Please let us know if you have any questions.
Thanks for your update.
We have updated the details regarding this query in the incident #135897. We request you to follow up the incident #135897 for further updates on this.
Please let us know, if you need further assistance.