After making the chart in report, while taking print out chart is not coming in printout

ERPNext Reports
1

image
image812×578 17.9 KB

after print out
after%20printout
after%20printout710×581 17.6 KB

chart is not comming.

2

I am having the same issue with Cost comparison Matrix report. i even cant see the PDF option in this report and not even the chart is displayed on print.