Problem: You are encountering PHP errors related to the WPML CMS Nav plugin and the sitepress-multilingual-cms after updating to the latest version. Solution: We are planning to address these issues in future updates of the WPML CMS Nav plugin. Although these PHP warnings are harmless to your site, you can use a temporary workaround.
Please note that this solution might be outdated or not applicable to your specific case. We highly recommend checking related known issues at https://wpml.org/known-issues/, verifying the version of the permanent fix, and confirming that you have installed the latest versions of themes and plugins. If the issue persists, please open a new support ticket at WPML support forum for further assistance.
