[INFO] --- maven-gpg-plugin:1.4:sign (sign-artifacts) @ affinity ---
GPG Passphrase: *
gpg: no default secret key: secret key not available
gpg: signing failed: secret key not available
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 42.395s
[INFO] Finished at: Tue Jul 02 23:50:40 SGT 2013
[INFO] Final Memory: 9M/81M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-gpg-plugin:1.4:sign (sign-artifacts) on project affinity: Exit code: 2 -> [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/MojoExecutionException
