Problem develop plugin

I'm trying to develop a plugin, but I have problems with the maven project dependencies. attachment errors.any suggestions?

http://vvcap.net/db/pHQ0i_kJoay15qfxvbGp.htp

saludos!

D:\Documentos\Proyectos\Custodia Binarios\joget\jogetworkflow-jw-community-f5be423\wflow-plugin-base>mvn install
[INFO] Scanning for projects...
[WARNING]
[WARNING] Some problems were encountered while building the effective model for org.joget:wflow-plugin-base:jar:3.0-BETA
[WARNING] 'build.plugins.plugin.version' for org.codehaus.mojo:exec-maven-plugin is missing. @ line 41, column 21
[WARNING]
[WARNING] It is highly recommended to fix these problems because they threaten the stability of your build.
[WARNING]
[WARNING] For this reason, future Maven versions might no longer support building such malformed projects.
[WARNING]
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building wflow-plugin-base 3.0-BETA
[INFO] ------------------------------------------------------------------------
Downloading: http://repo1.maven.org/maven2/org/joget/wflow-commons/3.0-BETA/wflow-commons-3.0-BETA.pom
[WARNING] The POM for org.joget:wflow-commons:jar:3.0-BETA is missing, no dependency information available
Downloading: http://repo1.maven.org/maven2/org/joget/wflow-commons/3.0-BETA/wflow-commons-3.0-BETA.jar
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 14.953s
[INFO] Finished at: Fri Aug 19 10:14:28 CLT 2011
[INFO] Final Memory: 2M/15M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal on project wflow-plugin-base: Could not resolve dependencies for project org.joget:wflow-plugin-base:jar:3.0-BETA: Coul
d not find artifact org.joget:wflow-commons:jar:3.0-BETA in central (http://repo1.maven.org/maven2) -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/

D:\Documentos\Proyectos\Custodia Binarios\joget\jogetworkflow-jw-community-f5be423\wflow-plugin-base>mvn install
[INFO] Scanning for projects...
[WARNING]
[WARNING] Some problems were encountered while building the effective model for org.joget:wflow-plugin-base:jar:3.0-BETA
[WARNING] 'build.plugins.plugin.version' for org.codehaus.mojo:exec-maven-plugin is missing. @ line 41, column 21
[WARNING]
[WARNING] It is highly recommended to fix these problems because they threaten the stability of your build.
[WARNING]
[WARNING] For this reason, future Maven versions might no longer support building such malformed projects.
[WARNING]
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building wflow-plugin-base 3.0-BETA
[INFO] ------------------------------------------------------------------------
Downloading: http://repo1.maven.org/maven2/org/joget/wflow-commons/3.0-BETA/wflow-commons-3.0-BETA.pom
[WARNING] The POM for org.joget:wflow-commons:jar:3.0-BETA is missing, no dependency information available
Downloading: http://repo1.maven.org/maven2/org/joget/wflow-commons/3.0-BETA/wflow-commons-3.0-BETA.jar
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 14.953s
[INFO] Finished at: Fri Aug 19 10:14:28 CLT 2011
[INFO] Final Memory: 2M/15M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal on project wflow-plugin-base: Could not resolve dependencies for project org.joget:wflow-plugin-base:jar:3.0-BETA: Coul
d not find artifact org.joget:wflow-commons:jar:3.0-BETA in central (http://repo1.maven.org/maven2) -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/Independentista