Where a plaintiff lost her case for claims on the merits at trial, the alleged errors related to the issue of damages could not have prejudiced her.The 7th U.S. Circuit Court of Appeals affirmed a decision by U.S. District Judge Jorge L. Alonso, of the Northern District of Illinois.Patricia O’Donnell learned that her employer, Caine Weiner Co., paid her less than her male peers and came to believe that sex-based …