<div dir="ltr"><div>Hi Yuan,</div><div><br></div><div>I'm not a Windows users so can't comment on platform specifics, so have to take an guess, could it be thread safety issue with the Windows iostream implementation? <br></div><div><br></div><div>Could you try with the Viewer threading set to SingleThreaded to see if it's related to threading.</div><div><br></div><div>Could you also disable the debug console output to see if that addresses the problem?</div><div><br></div><div>Robert.<br></div></div>
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