ZFS partitioning unsuccessful

[GoogleCodeExporter]

What steps will reproduce the problem?
1.diskutil list
2.diskutil partitiondisk /dev/disk0 GPTFormat ZFS %noformat% 100%
3.Started partitioning on disk0 Unmounting disk Creating partition map Waiting 
for disks to reappear Error: -9989: Could not open device

What is the expected output? What do you see instead?
Finished partitioning on disk disk2

What version of the product are you using? On what operating system?
maczfs74.1.0 , mac os 10.6.8  

Please provide any additional information below.
Attempted above on brand new HDD without formatting as MAC Journaled first. Did 
not work so I formatted as MAC Journaled and then attempted the above, which 
resulted in the quoted error message. 

Original issue reported on code.google.com by [email protected] on 9 Apr 2012 at 6:02

Attachments:

• [ZFS error.pdf](https://storage.googleapis.com/google-code-attachments/maczfs/issue-110/comment-0/ZFS error.pdf)