The search results for scripts display the wrong Location information: e.g. for a script My_Script.groovy in C:\Utilities\Fiji.app\scripts\MyMenu\ (or likewise in C:\Utilities\Fiji.app\plugins\Scripts\MyMenu), the reported location is:
/C:/Utilities/Fiji.app/MyMenu/My_Script.groovy,
i.e. it is missing the ./scripts/ or ./plugins/Scripts/ subdirectory.
As a consequence, scripts opened in the script editor via the Source button cannot simply be saved by Ctrl-S, but are shown as new files (*My_Script.groovy).