"Incompatibility with Drupal 8 results in JavaScript errors and issues when attempting to open theme configuration."

Problem/Motivation

JavaScript Errors: Applying the theme results in JavaScript errors being thrown in the browser console.

Accessing Theme Settings Error: Attempting to open the theme settings leads to encountering an error message, preventing configuration adjustments.

Theme Application Issues: The theme's compatibility issues with Drupal 8 hinder its proper functioning, causing disruptions in user experience and administration.

Steps to reproduce

To reproduce the issues of JavaScript errors and inability to access theme settings in Drupal 8, follow these steps:

Install Drupal 8: Start with a fresh installation of Drupal 8 on your local development environment or server.

Download Problematic Theme: Download and install the theme that is causing the issues onto your Drupal 8 installation. Ensure that it is the version compatible with Drupal 8.

Apply the Theme: Activate the downloaded theme from the Drupal administration panel by navigating to "Appearance" and selecting the theme from the list.

Open Browser Console: Open your web browser's developer tools and navigate to the console tab to monitor JavaScript errors.

View Theme Settings: Attempt to access the theme settings/configuration page from the Drupal administration panel. Typically, this is found under "Appearance" > "Settings" for the active theme.

Observe Errors: Note any JavaScript errors that appear in the browser console when the theme is applied and when trying to access the theme settings.

Document Error Messages: Document the specific error messages encountered in the console and the error message displayed when attempting to access the theme settings.

Repeat Steps: If necessary, repeat the process to confirm the consistency of the errors and issues.

By following these steps, you can effectively reproduce the JavaScript errors and the error preventing access to the theme settings in Drupal 8, facilitating further troubleshooting and resolution.

Proposed resolution

Addressing these theme-related issues is essential to ensure smooth operation and optimal performance of the website.