There's a report here: https://en.wikipedia.org/w/index.php?diff=627177867&oldid=627175358is would make the GUI tool for adding TemplateData to templates compatible with gadgets and user scripts such as the popular WikEd. Currently, the data is not saved if the gadget is enabled, as reported at
that the GUI tool for adding TemplateData to templates is not compatible with wikEd. Cacycle is being notified separately, but I'm filing this note in case someone else runs into the same problem.
--------------------------* [[https://en.wikipedia.org/wiki/User_talk:Cacycle/wikEd#Compatibility_with_TemplateData_Editor|User talk:Cacycle/wikEd#Compatibility with TemplateData Editor]]
**Severity**: normal [[https://en.wikipedia.org/wiki/Wikipedia:Village_pump_(technical)/Archive_130#TemplateData_editor_doesn.27t_save_work|Wikipedia:Village pump (technical)/Archive 130#TemplateData editor doesn't save work]]