We're compiling some improvements to be made for the next version.
How are you powering your wiimote? Weird question I know. Also, what version of windows do you have?
What exactly are you using for the power? Pentabulous! is tested to work with all of the products sold on our website. I can't make any guarantees about any other power devices. I am looking to revise the software in February to hopefully fix the powering issue.