6:28:07jackdanieljdz: amusingly enough you've hit three problems at the same time
6:28:27jackdaniel1. we didn't catch invalid coordinates (so problem was masked by invalid request on low enough safety/debug settings)
6:28:45jackdaniel2. we did try to repaint tyepout output record when it was empty
6:29:33jackdaniel3. we called bounding-rectangle on resulting effective-region (what was the major cause of the issue): if regions intersection with sheet native region was NIL we have called effectively (bounding-rectangle +nowhere+)
6:30:17jackdanieland bounding rectangle of nowhere is 0:0 0:0, so disregarding our patient work to find the effective region something from outside it could sneak in if the effective region was nowhere and sheet beginning was not part of the native region
6:30:35jackdanielI'm glad I've digged to the bottom of it, because that was a bit puzzling