You 'reset' by pressing the button in the middle of the light puzzle. :~)
True, but this doesn't give you the lightbulb back. Its simply put's out all the lightbulbs.
Right. And Lamkin has already told you that there is only ONE slot the bulb you got from the vacuumrobot can go. So what does that suggest to you? (
Answer: you need to find another bulb to complete the pentagram)
Well, for the pentagram, you don't need that last bulb. Perhaps you're thinking about that bottom floor, Alex?
(yup, you're right. i was jumping ahead there. A~)Also...
Even though there were two spots open, there's only one spot that you could have put the bulb.
This is simply not true, as I mentioned in my question is the lightbulb in the 'wrong' or 'other' hole.
Is this a real bug or does anybody know the solution?
Okay, I may be wrong. :)
If you're saying that you hadn't placed the bulb here...
but you'd placed it in the other open spot, then yes, that's a bug. (I'm only able to place the bulb in that spot that I circled; clicking on the other spot won't do anything.)
But if you're saying that that circled spot in the screenshot
is where you have placed the bulb, then it is possible to make the pentagram: