برجاء المساعدة اريد احضار القيمة السابقة previous فى التقرير فجوال 2012 ولكن تفشل واليكم المثال
[SIZE=5][ATTACH=CONFIG]3837[/ATTACH][/SIZE]
Error 1 The Value expression for the text box ‘total’ has a scope parameter that is not valid for an aggregate function. The scope parameter must be set to a string constant that is equal to either the name of a containing group, the name of a containing data region, or the name of a dataset. D:\Users\karim\documents\visual studio 2012\Projects\WindowsApplication3\WindowsApplication3\Report2.rdlc WindowsApplication3
وشكرا لكم
[SIZE=5][ATTACH=CONFIG]3837[/ATTACH][/SIZE]
Error 1 The Value expression for the text box ‘total’ has a scope parameter that is not valid for an aggregate function. The scope parameter must be set to a string constant that is equal to either the name of a containing group, the name of a containing data region, or the name of a dataset. D:\Users\karim\documents\visual studio 2012\Projects\WindowsApplication3\WindowsApplication3\Report2.rdlc WindowsApplication3
وشكرا لكم