You can use a calculation condition to hide the chart till something is selected. Under Addons you have the option to add an expression I usually use getselectedcount(Field) >0, when you add an expression you will be given the option to add a message to be displayed
You can use a calculation condition to hide the chart till something is selected. Under Addons you have the option to add an expression I usually use getselectedcount(Field) >0, when you add an expression you will be given the option to add a message to be displayed
have a nice day