Got this error about a conflict between SMW and Maps. Solved by making "Maps" generic <code>require "*"</code> <pre>failed: [qualitybox] (item={u'version': u'dev-master#e9763b4', u'name': u'Maps', u'composer': u'mediawiki/maps'}) => { "changed": true, "cmd": "composer require mediawiki/maps:dev-master#e9763b4", "delta": "0:00:10.935859", "end": "2016-10-11 20:53:47.216249", "failed": true, "invocation": { "module_args": { "_raw_params": "composer require mediawiki/maps:dev-master#e9763b4", "_uses_shell": true, "chdir": "/var/www/_MW/mediawiki-REL1_27", "creates": null, "executable": null, "removes": null, "warn": true }, "module_name": "command" }, "item": { "composer": "mediawiki/maps", "name": "Maps", "version": "dev-master#e9763b4" Deprecated}, "rc": 2, "start": "2016-10-11 20:53:36.280390", "stderr": "Do not run Composer as root/super user! See https://getcomposer.org/root for details\n./composer.json has been updated\n> ComposerHookHandler::onPreUpdate\nLoading composer repositories with package information\nUpdating dependencies (including require-dev)\nYour requirements could not be resolved to an installable set of packages.\n\n Problem 1\n - mediawiki/maps dev-master conflicts with mediawiki/semantic-media-wiki[dev-master].\n - mediawiki/maps dev-master conflicts with mediawiki/semantic-media-wiki[dev-master].\n - mediawiki/maps dev-master conflicts with mediawiki/semantic-media-wiki[dev-master].\n - Installation request for mediawiki/maps dev-master#e9763b4 -> satisfiable by mediawiki/maps[dev-master].\n - Installation request for mediawiki/semantic-media-wiki dev-master#a0633e3a3546edd21d1b0e049b3857141f6214bf -> satisfiable by mediawiki/semantic-media-wiki[dev-master].\n\n\nInstallation failed, reverting ./composer.json to its original content.", "stdout": "", "stdout_lines": [], "warnings": [] }</pre>