redundant render base64 pdf cause same canvas render multiple time error

[kstan79]

Hi,

I'm using base64 string to load pdf, first load ok (i render within a dialog).after i close the dialog and open again it complaint render multiple time in same canvas.

[savigny030]

+1 on this

[hrynko]

A fix for this issue has been released in v2.1.0. Thanks for reporting!