where can I get maven-plugins-2-SNAPSHOT.pom

[BalaiahRaju ChamarthiRaju]

when I am trying to make a jar file in maven it is showing build error

Downloading: http://maven.merck.com/repository/org/apache/maven/plugins/maven-plugins/2-SNAPSHOT/maven-plugins-2-SNAPSHOT.pom
[INFO] ------------------------------------------------------------------------
[ERROR] BUILD ERROR
[INFO] ------------------------------------------------------------------------
[INFO] Error building POM (may not be this project's POM).

please help me out. where can I get this .pom file

Thanks in advance

-Balaiah.chamarthi