An attribute isn’t displayed following a modification

After the modification of an attribute (e.g. attribute type) it isn’t displayed (anymore) on the website.

Checklist:

▢ Check the attribute listings in the render settings and input screens

▢ Delete the respective attribute in the render settings and add it as new again

▢ If necessary, enter the values again into the input mask after the modification.

▢ Check the debug output whether the attribute is output in the template