Label Search is always case-sensitive even with "Match case" turned off. For example {Label Sermon WHERE Title ~ Spirit} produces different results to {Label Sermon WHERE Title ~ spirit}.
That is something I love about you Mark - your ability to find these problems and report them clearly.
Bumping this, because I just ran into the problem again on 6.12 beta 2.
Mark, I've been able to reproduce this bug and submitted a case for it.
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