Since [1] the feature was broken because of a traceback which occured while trying parse a background image URL of an element which is not in the DOM. [1]: https://github.com/odoo/odoo/commit/7558dcce791f707e3f3470835133f91ec7ff074f closes odoo/odoo#59440 X-original-commit: 9c2d02f6e78a01eca02de90dd9406effa0308d27 Signed-off-by: Quentin Smetz (qsm) <qsm@odoo.com>