I. Salameh, 152 F.3d 88, 157 (2d Cir.1998). [45] Nonetheless, not every error- whether alone or in combination with oth- ers-warrants a new trial. Cl Delaware A. Van Arsdall, 475 U.S. 673, 681, 106 S. 1431z 89 L.Ed.2d 674 (1986) ("[T]he Con- stitution entitles a criminal defendant to a fair trial, not a perfec