As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAD/ROC - FLT 6452 - DURING CRUISE AT 1434 HOURS ON 8-11-97, MADE AN UNSCHEDULED LANDING AT IAD DUE TO BOTH NAV AIDES ERRATIC IN-FLIGHT. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED CONNECTOR ON VOR ANTENNA AND REMOVED AND REPLACED VOR ANTENNA. OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETURNED TO SERVICE. ( X)