Hmm, never tried to “click” rules. As @rlkoshak replied, this is experimental and you better should not go for it. Too much uncertainty, too little users able to help you with.
Better use a text editor to create .rules files. Don’t edit them in place but copy them there once you think you’re done editing.
Check openhab.log for syntax errors whenever you copy or edit them.
Here’s a complex rule to automate shading you can peek at.