Hi Chuck,
Thanks for following up. Actually it turns out that the issue was not
really caused by a bug, but rather an increased strictness in newer
versions of GD. (See upstream thread:
http://bugs.php.net/bug.php?id=48123).
Overall though everything works really well in Karmic.
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php5-gd
Update: Bug also found to exist in other systems (tested Fedora 11
Beta).
Reported upstream: http://bugs.php.net/bug.php?id=48123
** Bug watch added: bugs.php.net/ #48123
http://bugs.php.net/bug.php?id=48123
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php5-gd imagecolorset no longer working properly after upgrade to 9.04
