About TCanvas::Print

ROOT
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Could the display(TCanvas::print) be turned off?There are too many information

Tcanvas print

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Hello,
I have put gErrorIgnoreLevel=1 in my code.But it seems that it doesn’t work.Also it will (Tcanvas::print) come out.
Thanks
zs155167

Error
Error804×342 28.2 KB

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gErrorIgnoreLevel=3000;

works for me