To Hide dialog for SSRS Report in ax 2012 you need to go to controller class and follow below steps. Go to Controller class then go to main method of class. Find statement : Controller.startOperation(); then specify the below statement to hide dialog box which used for range selection. Controller.parmShowDialog(false); To show dialog you can pass value true instead of false.
Technical Tutorials x++,tips on issues or troubleshooting On Ax ERP ,Microsoft Dynamics 365,Ax 2012,Microsoft , U.S.,Business Software solution.