I believe this question would be best handled by Customer Support.
Unfortunately, I don't have time to look into this right now.
It is always important to list the exact IC and MMSIM subversion that you are using. This can be found by typing in an xterm:
Sr. Staff Support AE, Global Customer Support
Cadence Design Systems, Inc.
In reply to Tawna:
I'm using the following MMSIM and Virtuoso versions:
And apologies for the non attached schematic in the original post. It should be visible now.