During project release following errors has occurred. See log below. Both addresses http://coderepo/svn/main/ and http://10.9.172.66/svn/main represents the same repository.

.....
[INFO] Unable to tag SCM
Provider message:
The svn tag command failed.
Command output:
svn: Source and dest appear not to be in the same repository (src: 'http://coderepo/svn/main/country_product4/trunk/mt-vms'; dst: 'http://10.9.172.66/svn/main/country_product4/tags/com.telco.product.country.vms/mt-vms-main-0.1.1')

[INFO] ------------------------------------------------------------------------
[INFO] For more information, run Maven with the -e switch
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1 minute 26 seconds
[INFO] Finished at: Wed Jun 30 14:02:24 CEST 2010
[INFO] Final Memory: 16M/508M
[INFO] ------------------------------------------------------------------------
channel stopped
ERROR: Processing failed due to a bug in the code. Please report this to users@hudson.dev.java.net
java.lang.NullPointerException
at org.jvnet.hudson.plugins.m2release.M2ReleaseBuildWrapper.getReleaseVersion(M2ReleaseBuildWrapper.java:345)
at org.jvnet.hudson.plugins.m2release.M2ReleaseBuildWrapper.access$200(M2ReleaseBuildWrapper.java:74)
at org.jvnet.hudson.plugins.m2release.M2ReleaseBuildWrapper$2.tearDown(M2ReleaseBuildWrapper.java:185)
at hudson.maven.MavenModuleSetBuild$RunnerImpl.doRun(MavenModuleSetBuild.java:493)
at hudson.model.AbstractBuild$AbstractRunner.run(AbstractBuild.java:416)
at hudson.model.Run.run(Run.java:1257)
at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:306)
at hudson.model.ResourceController.execute(ResourceController.java:88)
at hudson.model.Executor.run(Executor.java:127)
project=hudson.maven.MavenModuleSet@c6509e[mt-vms]
project.getModules()=[hudson.maven.MavenModule@1d9626b[mt-vms/com.telco.product.country.vms:mt-vms-application-config], hudson.maven.MavenModule@cc87c1[mt-vms/com.telco.product.country.vms:mt-vms-decryption-tool], hudson.maven.MavenModule@1e4b53d[mt-vms/com.telco.product.country.vms:mt-vms-gui], hudson.maven.MavenModule@36ef21[mt-vms/com.telco.product.country.vms:mt-vms-gui-management], hudson.maven.MavenModule@8d9b22[mt-vms/com.telco.product.country.vms:mt-vms-main], hudson.maven.MavenModule@c3f750[mt-vms/com.telco.product.country.vms:mt-vms-model-impl-ejb3], hudson.maven.MavenModule@1a1d5cb[mt-vms/com.telco.product.country.vms:mt-vms-ws-impl-ejb3]]
project.getRootModule()=hudson.maven.MavenModule@8d9b22[mt-vms/com.telco.product.country.vms:mt-vms-main]
FATAL: null
java.lang.NullPointerException
at org.jvnet.hudson.plugins.m2release.M2ReleaseBuildWrapper.getReleaseVersion(M2ReleaseBuildWrapper.java:345)
at org.jvnet.hudson.plugins.m2release.M2ReleaseBuildWrapper.access$200(M2ReleaseBuildWrapper.java:74)
at org.jvnet.hudson.plugins.m2release.M2ReleaseBuildWrapper$2.tearDown(M2ReleaseBuildWrapper.java:185)
at hudson.maven.MavenModuleSetBuild$RunnerImpl.doRun(MavenModuleSetBuild.java:493)
at hudson.model.AbstractBuild$AbstractRunner.run(AbstractBuild.java:416)
at hudson.model.Run.run(Run.java:1257)
at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:306)
at hudson.model.ResourceController.execute(ResourceController.java:88)
at hudson.model.Executor.run(Executor.java:127)