Ideas, yep!
1:Search for Phase issues!
2:Read all you can find on newbie issues!
Don't know where to start?
Try here:
X10 Issues? Please Read This First! Your problem is the most common issue with X10 newbies!
Users here have devoted lots of time to creating special trouble shooting threads which are found in various sections as stickies(threads stuck to the top of the lists)!