Nanda kumar created HADOOP-15490:
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             Summary: Multiple declaration of maven-enforcer-plugin found in 
pom.xml
                 Key: HADOOP-15490
                 URL: https://issues.apache.org/jira/browse/HADOOP-15490
             Project: Hadoop Common
          Issue Type: Bug
            Reporter: Nanda kumar
            Assignee: Nanda kumar


Multiple declaration of {{maven-enforcer-plugin}} in {{pom.xml}} is causing the 
below warning during build.
{noformat}
[WARNING] Some problems were encountered while building the effective model for 
org.apache.hadoop:hadoop-project:pom:3.2.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.(groupId:artifactId)' must be unique but found 
duplicate declaration of plugin org.apache.maven.plugins:maven-enforcer-plugin 
@ org.apache.hadoop:hadoop-main:3.2.0-SNAPSHOT, 
/Users/nvadivelu/codebase/apache/hadoop/pom.xml, line 431, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for 
org.apache.hadoop:hadoop-main:pom:3.2.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.(groupId:artifactId)' must be unique but found 
duplicate declaration of plugin org.apache.maven.plugins:maven-enforcer-plugin 
@ line 431, column 15
[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.
{noformat}



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