Doubleclicking line in action deletes "Image Size"

[Raphael28769360sqjl]

Hello,

I have recorded an action which includes resizing the current document to a fixed height via Image > Image Size.

Everything works as intended - except when I doubleclick (to only execute that single line of the action) the line where the image is resized, the height property gets deleted.

Before doubleclicking:

After doubleclicking: