So you successfully downloaded and installed my 9541b, right?
Doing so it is configured for a device with 64 MB RAM. (skin Go x50)
If your device only has 32MB, there are some advices in postng #1, which are important to get it flawless working.
All of them are summirized in posting #17:
Remember to start with an empty sdcard.
I do have an One 2nd and it runs this NC faster then all others before.