[Composer\Repository\InvalidRepositoryException]
Invalid repository data in /var/www/cacti/plugins/weathermap/vendor/composer/installed.json, packages could not be loaded: [Seld\JsonLint\ParsingException] "/var/www/cacti/plugins/weathermap/vendor/composer/installed.json" does not
contain valid JSON
Parse error on line 253:
... } ],
---------------------^
Expected: 'STRING' - It appears you have an extra trailing comma