agreements and do not own their software outright under Regime 1. 19 . Though this court reviews orders imposing Rule 11 sanctions for an abuse of discretion, “[a] district court would necessarily abuse its discretion if it based its ruling on an erroneous view of the law_" Giebelhaus, 938 F.2d at 964 (quoting Cooter & Gell v. Hartmarx Corp., 496 U.S. 384, 405, 110 S.Ct. 2447, 2461, 110 L.Ed.2d 359 (1990)). 20 . The Court extended this reasoning in Business Guides to apply the certification requirement of Rule 11 to represented parties who sign court papers, even where they are not required to do so. 498 U.S. at 543, 546-47, 111 S.Ct. at 930-31. 21 . Giebelhaus, 938 F.2d at 965; see also Pony Express Courier Corp. of Am. v. Pony Express Delivery Serv., 872 F.2d 317, 319 (9th Cir.1989) (<HOLDING>). Southeastern’s argument that Lederman and
holding appellant could not obtain a new trial so that jury could answer liability question because the charge instructed the jury not to answer the question based on its answer to a prior question and because appellant did not object to this instruction holding that a city could not be held vicariously liable for the act of a magistrate who was immune from liability holding that individual defendants may not be held liable for violations under title vii holding that no judgment can be rendered against defendant who cannot be held liable holding that cocounsel who did not sign the answer could not be held liable under rule 11 for its contents