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FW: [DXLab] ?How to undo a mistake in "modifying QSOs en masse"?
+ AA6YQ comments below
I needed to change the myQTHID for all QSOs after a certain date. So I used the Advanced filtering, set the date range, but forgot to press "Filter". So now all QSOs in the log have their myQTHID changed, not just the ones in the desired date range. How do I undo this? The Undo button is always grayed out. Any help appreciated.
+ Assuming that you followed step 1 in
+ restore the log backup you created in that step, as described here: