Could not reserve enough space for object heap

===> diablo-jdk-1.5.0.07.01_13 depends on file: /usr/local/libdata/pkgconfig/xtst.pc - found
Updating time zones...Error occurred during initialization of VM
Could not reserve enough space for object heap
Could not create the Java virtual machine.
*** Error code 1

Stop in /usr/ports/java/diablo-jdk15.
*** Error code 1

Stop in /usr/ports/java/diablo-jdk15.
root@svr5:/usr/ports/java/diablo-jdk15#

Solution:
install without tzupdate