2011.3 Install Error on Ubuntu 11.10 ImportError: libssl.so.0.9.8: cannot open shared object file:

Steps:
1. Installed Ubuntu 11.10 (clean)
2. Install OpenStack 2011.3 (Diablo)

Result from command:

$sudo aptitude install nova-api

Errors were encountered while processing:
 nova-common
 nova-api
E: Sub-process /usr/bin/dpkg returned an error code (1)
A package failed to install. Trying to recover:
Setting up nova-common (2011.3-0ubuntu6.2) ...
Traceback (most recent call last):
  File "/usr/bin/nova-manage", line 80, in <module>
    from nova import crypto
  File "/usr/lib/python2.7/dist-packages/nova/crypto.py", line 36, in <module>
    import M2Crypto
  File "/usr/local/lib/python2.7/dist-packages/M2Crypto-0.21.1-py2.7-linux-x86_64.egg/M2Crypto/__init__.py", line 22, in <module>
    import __m2crypto
ImportError: libssl.so.0.9.8: cannot open shared object file: No such file or directory
dpkg: error processing nova-common (--configure):
 subprocess installed post-installation script returned error exit status 1
dpkg: dependency problems prevent configuration of nova-api:
 nova-api depends on nova-common (= 2011.3-0ubuntu6.2); however:
  Package nova-common is not configured yet.
dpkg: error processing nova-api (--configure):
 dependency problems - leaving unconfigured
Errors were encountered while processing:
 nova-common
 nova-api