They probably wont, its likely none of them, most likely  it would seem that its an over zealous panic button, like when the metal detector notices your watch or jewelry.

Try not to load multiple times in quick succession.

3 people in my Clan have gotten this message.  We don't use any 3rd party apps.  It is always at the end of an event when we all get kicked out and are desperately trying to relog in to see the results.  I have gotten the message twice at the end of CvC.  

Please note

 Try not to load multiple times in quick succession.

 

and what you said.

 It is always at the end of an event when we all get kicked out and are desperately trying to relog in to see the results.

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