Access group authentication exception

We do have3-4 application sharing same infrastructure but we are seeing issues only with one application called ELDT users getting authentication exception for other applications we do not have authentication value whereas we have 3600 seconds for ELDT application we are planning to remove this value from designer studio, do we need to make any other changes apart from these settings is this a good solution the issue which we have or do we need to make any changes to any of these

  • pyPortalHeader of class Pega-Landing-Security-AccessManager
  • pyPortalHeader of class Data-Portal
  • pyPortalHeader of class PegaPS-Data-Portal-EndUser