Gwinnett County Schools reported 48,501 discipline incidents for the 2001-02 school year, according to an amended report to the state. That numbers dwarfs the 4,258 accounts of bad behavior Superintendent J. Alvin Wilbanks first reported to the state Department of Education. School officials said Monday that the system's amended discipline report is now error-free and has the endorsement of Gwinnett's superintendent. Wilbanks vouched for the accuracy of the rewrite last week after student discipline and technology officials worked for more than two months preparing the new data. "We spent a lot of time on this," Wilbanks said. "I believe the...