How to fix: The widget settings is not valid. Page title is invalid.

If you have special or non-standard Latin characters added to your navigation label, such as à, í, ê, —, etc., you will likely encounter this issue when installing a new theme, restoring, or editing the source code of your theme. Fortunately, there are some easy fixes.

On the layout page, find the Page List gadget and click the pencil icon. A popup window will appear to configure the gadget. Edit your gadget name, navigation Page name and Page URL fields, and make sure to use only standard Latin characters.

Page List gadget configuration window

Avoid any special or accented characters like; \xe0 \xe8 \xe9 \xf9. If this non standard latin characters are also present on the respective Pages, you may need to edit the corresponding URL separately.

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