I don't know if it's the same bug, but maybe it's in the same class: Another regexp failure with utf8-flagged string and byte-flagged pattern.

I would propose that you force utf8 context on both sides, regexp pattern and variable. Maybe the errors will go away.

In reply to Re: RegExp breaks in Perl 5.10 by eserte
in thread RegExp breaks in Perl 5.10 by jfraire

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