release:perform doesn't work with dependency define in dependencyManagement

[INFO] ----------------------------------------------------------------------------
[INFO] Building Continuum Parent Project
[INFO] task-segment: [release:perform] (aggregator-style)
[INFO] ----------------------------------------------------------------------------
[INFO] [release:perform]
[INFO] Checking out the project to perform the release ...
[INFO] NOTE: Using release-pom: E:\continuum\target\checkout\release-pom.xml in reactor build.
[INFO] ----------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ----------------------------------------------------------------------------
[INFO] Reason: Failed to validate POM for 'E:\continuum\target\checkout\continuum-api\pom.xml'.

Reason(s):
[0] In Dependency

{groupId=plexus, artifactId=plexus-formica, version=null, type=jar}

:

-> 'dependencies.dependency.version' is missing.
[1] In Dependency

{groupId=org.apache.maven.continuum, artifactId=continuum-model, version=null, type=jar}

:

-> 'dependencies.dependency.version' is missing.

[INFO] ----------------------------------------------------------------------------
[INFO] Total time: < 1 second
[INFO] Finished at: Tue Sep 20 10:43:46 CEST 2005
[INFO] Final Memory: 1M/2M
[INFO] ----------------------------------------------------------------------------
[INFO] ----------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO] ----------------------------------------------------------------------------
[INFO] Continuum Parent Project.........................................SUCCESS
[INFO] Continuum Model..................................................SUCCESS
[INFO] Continuum API....................................................SUCCESS
[INFO] Continuum Test...................................................SUCCESS
[INFO] Continuum Notifiers..............................................SUCCESS
[INFO] Continuum Notifier API...........................................SUCCESS
[INFO] Continuum Store..................................................SUCCESS
[INFO] Continuum Core...................................................SUCCESS
[INFO] Continuum Cruise Control Importer................................SUCCESS
[INFO] Continuum XMLRPC Interface.......................................SUCCESS
[INFO] Continuum MSN Notifier...........................................SUCCESS
[INFO] Continuum Jabber Notifier........................................SUCCESS
[INFO] Continuum Web....................................................SUCCESS
[INFO] Continuum IRC Notifier...........................................SUCCESS
[INFO] Continuum Plexus Application.....................................SUCCESS
[INFO] Continuum Core Integration Test..................................SUCCESS
[INFO]
[INFO]
[INFO] ----------------------------------------------------------------------------
[INFO] BUILD SUCCESSFUL
[INFO] ----------------------------------------------------------------------------
[INFO] Total time: 11 minutes 34 seconds
[INFO] Finished at: Tue Sep 20 10:43:47 CEST 2005
[INFO] Final Memory: 3M/5M
[INFO] ----------------------------------------------------------------------------