try to not move the original structure, keep a space line between and. You must be carefull on this fact, use only a text file will not contain the native instrument hidden code. kontakt also read nicnt.bak files ( some text editors as 'edit plus' also make a nicnt.bak file in the saved file folder)it can trouble the registration. xml generated in the service center also the name of the nicnt used by regedit HKCU, when adding a library. Try to use RAS1, RAS2 numbers, check the. Not showing one's will create files 1.xml, 2.xml, 3 xml.etc eatch time you add the not working lib, you can clean(deleted them) and repair the first one only using a good number. You can also verify/repair the file in programme files/common files/native instruments/service center/YOUR REG NAME LIBRARY.xml 464465using one of these will show the library.
