No macro or processor named 'graphviz' found - Trac 1.2.3 + Graphviz 1.3.0.1dev

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Jacques Cornily

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Jun 12, 2019, 4:43:02 PM6/12/19

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The error "No macro or processor named 'graphviz' found"

The plugin does not appear in the plugin list, in the admin

interface.

Still, the plugin is enabled in trac.ini, and installed with easy_installed

# Trac.log

140053614417728) Trac[uuuu:loader] DEBUG: Loading plugin "graphviz" from "/usr/lib/python2.7/site-packages/TracGraphviz-1.3.0.1dev-py2.7.egg"

(140053614417728) Trac[uuuu:loader] ERROR: Skipping "graphviz = graphviz.graphviz": VersionConflict: (Trac 1.2.3 (/usr/lib/python2.7/site-packages/Trac-1.2.3-py2.7.egg), Requirement.parse('Trac>=1.3dev'))

trac.ini

Ryan Ollos

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Jun 12, 2019, 5:26:00 PM6/12/19

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The log message hints at the problem. Trac >= 1.3dev is required.

The installation documentation was out-of-date, but has now been updated.

https://trac-hacks.org/wiki/GraphvizPlugin#Installation

You'll want to install from: https://trac-hacks.org/svn/graphvizplugin/branches/1.2