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Knowledge Document: Secure Messaging Gateway online update fails with RPC Communication Error

Caroline Oest
 
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Environment
Secure Messaging Gateway (SMG) 7

Situation
Receiving the following error when hitting the Start button after the required command line and reboot:
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.

Cause
Cache warming

Resolution
Clearing the browser cache and restarting the browser will resolve the issue.

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