Itemupdating vs itemupdated
To check if the name of the planet is changed, you can compare the Title column before the changes with the Title of the changed item.
The initialization of the event receiver looks like this: And all was fine in the world.
Previously I also worked as a Premier Field Engineer for Share Point @ Microsoft Belgium.
For 5 successive years I’ve been rewarded as Share Point Server MVP for my contribution to the Share Point community: I developed the U2U CAML Query Builder and its successor the CAML Designer, which I develop together with Andy Van Steenbergen.
Learn about before properties afterproperties itemupdated in Share Point 2013.
Before properties are used to get previous values in the event receiver events in Share Point 2013.
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tl;dr: If you have trouble with stopping the updated-event from firing, compare what you want to change in the before Properties and after Properties.