Assertion failed!
 at /var/www/develop.twiki.org/twiki/twikisvn/core/lib/Assert.pm line 61.
	Assert::ASSERT('') called at /var/www/develop.twiki.org/twiki/twikisvn/core/lib/TWiki/Render.pm line 780
	TWiki::Render::_handleWikiWord('TWiki::Render=HASH(0x1f01ba8)', 'TWiki', 'TWiki', 'PatternSkin', '\'s') called at /var/www/develop.twiki.org/twiki/twikisvn/core/lib/TWiki/Render.pm line 1955
	TWiki::Render::getRenderedVersion('TWiki::Render=HASH(0x1f01ba8)', '---+!! !PatternSkin Customization\x{a}\x{a}_Guidelines how to create ...', 'TWiki', 'PatternSkinCustomization') called at /var/www/develop.twiki.org/twiki/twikisvn/core/lib/TWiki/UI/View.pm line 495
	TWiki::UI::View::_prepare('---+!! !PatternSkin Customization\x{a}\x{a}_Guidelines how to create ...', 'TWiki=HASH(0xabee88)', 'TWiki', 'PatternSkinCustomization', 'TWiki::Meta=HASH(0x213a6c0)', 0) called at /var/www/develop.twiki.org/twiki/twikisvn/core/lib/TWiki/UI/View.pm line 478
	TWiki::UI::View::view('TWiki=HASH(0xabee88)') called at /var/www/develop.twiki.org/twiki/twikisvn/core/lib/TWiki/UI.pm line 204
	TWiki::UI::__ANON__() called at /usr/share/perl5/vendor_perl/Error.pm line 419
	eval {...} called at /usr/share/perl5/vendor_perl/Error.pm line 411
	Error::subs::try('CODE(0xaa3c30)', 'HASH(0x20ce9c0)') called at /var/www/develop.twiki.org/twiki/twikisvn/core/lib/TWiki/UI.pm line 279
	TWiki::UI::execute('TWiki::Request=HASH(0x1388320)', 'CODE(0xabf740)', 'view', 1) called at /var/www/develop.twiki.org/twiki/twikisvn/core/lib/TWiki/UI.pm line 180
	TWiki::UI::handleRequest('TWiki::Request=HASH(0x1388320)') called at /var/www/develop.twiki.org/twiki/twikisvn/core/lib/TWiki/Engine/CGI.pm line 48
	TWiki::Engine::CGI::run('TWiki::Engine::CGI=HASH(0x10a7808)') called at view line 47.