After renewing or enlarging your licence, you may be automatically sent new Enterprise Server licensing information which will include a new Proxy ID. If you have already setup your Enterprise Server and entered the Proxy ID information, the new details should be ignored.
For more information on what the Proxy ID is and how to find it, please refer to our article below:
KB240 - Where do I find my Enterprise Server Proxy ID?
If you have changed the Proxy ID in error you may be experiencing syncing issues as shown below:
If you have an invalid Proxy ID
If the Proxy ID has changed and is no longer communicating with the Proxy Cloud Server