SSPR or AAF Appliance Online Update fails with RPC Communication Error

  • 7023815
  • 09-Apr-2019
  • 10-Apr-2019

Environment

Advanced Authentication 6.2
Self Service Password Reset 4.4

Situation

After upgrading SSPR appliance or AAF appliance and attempting to register the appliance again or select 'Online Update', the web browser displays the following error:

com.google.gwt.user.client.rpc.IncompatibleRemoteServiceException: Type 'com.google.gwt.user.client.rpc.XsrfToken' was not assignable to 'com.google.gwt.user.client.rpc.IsSerializable' and did not have a custom field serializer. For security purposes, this type will not be deserialized.

Resolution

This issue can be resolved using one of the following methods:

  1. Clearing the browser cache and restarting the browser.

    *OR*

  2. Performing a hard reload (CTRL+F5) of the browser to resolve this exception.

Additional Information

Error has been reported after updates from SSPR Appliance 4.3.x to 4.4 as well as AAF Appliance 6.1.x to 6.2:
"com.google.gwt.user.client.rpc.IncompatibleRemoteServiceException: Type 'com.google.gwt.user.client.rpc.XsrfToken' was not assignable to 'com.google.gwt.user.client.rpc.IsSerializable' and did not have a custom field serializer. For security purposes, this type will not be deserialized."