Where an employee contract required arbitration of all workplace disputes, a subsequent settlement agreement was overridden and the employee was required to go through the arbitration process to resolve her current conflict.The 1st District Appellate Court affirmed the decision of former Cook County circuit judge Eileen Brewer.Wendi Hangebrauck was hired as a senior manager by Ernst & Young LLP in 2005. Under her employment, contract disputes would be determined by arbitration and “any issue about whether a …