phacility/phabricator · error · Exception

The project icon marked as the default icon ("%s") must not

Error message

The project icon marked as the default icon ("%s") must not be disabled.

What it means

Error "The project icon marked as the default icon ("%s") must not be disabled." thrown in phacility/phabricator.

Source

Thrown at src/applications/project/icon/PhabricatorProjectIconSet.php:289

        $builtin_map = array_flip($builtin_map);

        $root = dirname(phutil_get_library_root('phabricator'));
        $image = $root.'/resources/builtin/projects/'.$builtin;

        if (!array_key_exists($image, $builtin_map)) {
            throw new Exception(
              pht(
                'The project image ("%s") specified for ("%s") '.
                'was not found in the folder "resources/builtin/projects/".',
                $builtin,
                $key));
        }
      }

      if (idx($value, 'default')) {
        if ($default === null) {
          if ($is_disabled) {
            throw new Exception(
              pht(
                'The project icon marked as the default icon ("%s") must not '.
                'be disabled.',
                $key));
          }
          $default = $value;
        } else {
          $original_key = $default['key'];
          throw new Exception(
            pht(
              'Two different icons ("%s", "%s") are marked as the default '.
              'icon. Only one icon may be marked as the default.',
              $key,
              $original_key));
        }
      }

      $special = idx($value, 'special');

View on GitHub (pinned to 5720a38cfe)

When it happens

Trigger: Thrown at src/applications/project/icon/PhabricatorProjectIconSet.php:289 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of phacility/phabricator@5720a38cfe (2026-08-21). Data as JSON: /api/errors/757c49c6a9620718. Report an issue: GitHub.