I've moved all my Kontakt instances over to the 32 bit server and downgraded to build 5436 and now all is working well. Weird.
Forum Statistics
184,292 users have contributed to 42,354 threads and 255,301 posts.
In the past 24 hours, we have 1 new thread(s), 4 new post(s) and 41 new user(s).