My trunk build was failing because the plugin versions in etc/project.properties didn't match the plugin versions in plugins/*/project.xml. Applying the attached patch fixed the problem for me.
thanks, Paul
Index: plugins/geronimo-dependency-plugin/project.xml =================================================================== --- plugins/geronimo-dependency-plugin/project.xml (revision 410526) +++ plugins/geronimo-dependency-plugin/project.xml (working copy) @@ -23,7 +23,7 @@ <id>geronimo-dependency-plugin</id> <name>Geronimo :: Maven Dependency Plugin</name> <description>A plugin used to construct a geronimo-service.xml dependency list for a Geronimo module</description> - <currentVersion>1.1.0-4</currentVersion> + <currentVersion>1.2.0-2</currentVersion> <dependencies> <dependency> Index: plugins/geronimo-assembly-plugin/project.xml =================================================================== --- plugins/geronimo-assembly-plugin/project.xml (revision 410526) +++ plugins/geronimo-assembly-plugin/project.xml (working copy) @@ -23,7 +23,7 @@ <id>geronimo-assembly-plugin</id> <name>Geronimo :: Maven Assembly Plugin</name> <description>A plugin used to assemble a distribution of Geronimo</description> - <currentVersion>1.1.0-13</currentVersion> + <currentVersion>1.2.0-9</currentVersion> <dependencies> <dependency> Index: plugins/geronimo-deployment-plugin/project.xml =================================================================== --- plugins/geronimo-deployment-plugin/project.xml (revision 410526) +++ plugins/geronimo-deployment-plugin/project.xml (working copy) @@ -32,7 +32,7 @@ <package>org.apache.geronimo</package> <logo></logo> - <currentVersion>1.1.0-4</currentVersion> + <currentVersion>1.2.0-2</currentVersion> --> <dependencies> <dependency> Index: plugins/geronimo-packaging-plugin/project.xml =================================================================== --- plugins/geronimo-packaging-plugin/project.xml (revision 410526) +++ plugins/geronimo-packaging-plugin/project.xml (working copy) @@ -22,7 +22,7 @@ <groupId>geronimo</groupId> <id>geronimo-packaging-plugin</id> <name>Geronimo :: Maven Packaging Plugin</name> - <currentVersion>1.1.0-10</currentVersion> + <currentVersion>1.2.0-4</currentVersion> <dependencies> <dependency>