Yes I've seen that happen sometimes, I think it just wants to re-save the file with a new time stamp.
To be safe you can always use the "save as" function and save it with a different file name. Then check the two files for kb size and actual difference.
I don't work for Stockcharts, I'm just another user always trying to learn more and willing to share what I've already learned. Stockcharts.com Support Forum
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