There are two things that you can try:

Run the cvs command on your command line:

cvs -z3 -f -d :ext:[EMAIL PROTECTED]:/var/lib/cvs/root -n -q update -d

If that doesn't work, then something is wrong at your end.

Have you set your environment variable to tell cvs which external transport executable to use?

On Windows you do that like this for ssh2:
  SET CVS_RSH=ssh2

And for Putty it would be:
  SET CVS_RSH=putty


Arun P Johny wrote:
Hi all,

I was using maven 2.0.4 before. It was working fine January this year.

After January I tried to give a release on march, then it was giving the error given below. When searched I found that it was downloading few new plugins like ganymed-ssh2-build210.jar. What I understood from the error is, it is trying to use SSH2 protocol to connect to my CVS. I have configured putty for the connection. The connection was working fine in January, but now it is not working. I don't know why it is not working.

Can help on this

With Regards,
Arun P Johny


-----Error
Downloading: http://mirrors.ibiblio.org/pub/mirrors/maven2/org/apache/maven/scm/maven-scm-provider-perforce/1.0/maven-scm-provider-perforce-1.0.jar
61K downloaded
[INFO] [release:prepare]
[INFO] Verifying that there are no local modifications...
[INFO] Executing: cvs -z3 -f -d :ext:[EMAIL PROTECTED]:/var/lib/cvs/root -n
-q update -d
[INFO] Working directory: F:\build_7_5\Folklore
java.lang.IllegalArgumentException: password argument is null
at ch.ethz.ssh2.Connection.authenticateWithPassword(Connection.java:307)

at org.apache.maven.scm.provider.cvslib.cvsjava.util.ExtConnection.open(ExtConnection.java:122) at org.apache.maven.scm.provider.cvslib.cvsjava.util.CvsConnection.connect(CvsConnection.java:164) at org.apache.maven.scm.provider.cvslib.cvsjava.util.CvsConnection.processCommand(CvsConnection.java:475) at org.apache.maven.scm.provider.cvslib.cvsjava.command.status.CvsJavaStatusCommand.executeCvsCommand(CvsJavaStatusCommand.java:50) at org.apache.maven.scm.provider.cvslib.command.status.AbstractCvsStatusCommand.executeStatusCommand(AbstractCvsStatusCommand.java:52) at org.apache.maven.scm.command.status.AbstractStatusCommand.executeCommand(AbstractStatusCommand.java:43) at org.apache.maven.scm.command.AbstractCommand.execute(AbstractCommand.java:58) at org.apache.maven.scm.provider.cvslib.AbstractCvsScmProvider.executeCommand(AbstractCvsScmProvider.java:521) at org.apache.maven.scm.provider.cvslib.AbstractCvsScmProvider.status(AbstractCvsScmProvider.java:641) at org.apache.maven.scm.provider.AbstractScmProvider.status(AbstractScmProvider.java:693) at org.apache.maven.shared.release.phase.ScmCheckModificationsPhase.execute(ScmCheckModificationsPhase.java:98) at org.apache.maven.shared.release.DefaultReleaseManager.prepare(DefaultReleaseManager.java:194) at org.apache.maven.shared.release.DefaultReleaseManager.prepare(DefaultReleaseManager.java:131) at org.apache.maven.shared.release.DefaultReleaseManager.prepare(DefaultReleaseManager.java:94) at org.apache.maven.plugins.release.PrepareReleaseMojo.execute(PrepareReleaseMojo.java:127) at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:412) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:534) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandaloneGoal(DefaultLifecycleExecutor.java:488) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:458) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:306) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:219) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:140)
       at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:322)
       at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:115)
       at org.apache.maven.cli.MavenCli.main(MavenCli.java:256)
       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:585)
at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
       at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)

       at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
[INFO] ------------------------------------------------------------------------
[ERROR] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Unable to check for local modifications
Provider message:
The cvs command failed.
Command output:

[INFO] ------------------------------------------------------------------------
[INFO] For more information, run Maven with the -e switch
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 2 minutes 18 seconds
[INFO] Finished at: Tue Jun 05 18:40:22 GMT+05:30 2007
[INFO] Final Memory: 5M/10M
[INFO] ------------------------------------------------------------------------

F:\build_7_5\Folklore>

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