New answers tagged ajax
Maybe you could enrich the tables (or other elements that need an AJAX call) with a visual clue that indicates a status: connecting with server loading / recieving data connected connection time-out fail etc. So the element remains visible, but the indicator tells your users if the information they see is up to date of why there isn't any information at ...
You can try something like this to notify user about failed attempt (you can change message to suit your requirements) and provide a refresh or reload option to query again.
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