Do the clusters have different names? Can you supply the stacktrace you're getting from whirr.log.
Cheers, Tom On Tue, Jun 7, 2011 at 4:45 PM, Khanh Nguyen <nguyen.h.kh...@gmail.com> wrote: > Hi, > > I want to launch another cassandra clusters on EC2 but I keep getting > an exception like this > > Exception in thread "main" java.lang.IllegalStateException: The > permission '209.6.54.22/32-1-9160-9160' has already been authorized on > the specified group > > Essentially, I am trying to launch two clusters. One uses > RandomPartitioner and another use ByteOrderedPartitioner. Thanks. > > Cheers, > > -k >