background pie chart overlapping on first pichart in ssrs when export in excel

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SSRS

chart

reporting

In SSRS Report contain textbox name is "Pie Chart" on that text box using visibility show first pie chart & second pie chart hide using display can be toggled by this report item . report item is Textbox8 i.e pie chart textbox.but when export report in excel both pie chart appeared i want to display only first pie chart if i didn't click toggled textbox.better solution appreciated.