user5873044 wrote:That either means that
...didnt run with server jvm.dll
(which is actually a windows service written by some unknown team)Which suggests one possible failure in that they used jni and were explicitly loading one dll versus the other.
why jdk/jre for 64-bit doesnt contain client jvm.dll (only server.dll)??Possibly because when they first put together the 64 bit VMs the only machines that ran 64 bits were server class machines.