title: Plugin org.apache.maven.plugins:maven-resources-plugin:2.5 or one of its dependencies could not be resolved: UnresolvedAddressException
body: <p>I have integrated Maven with Eclipse and trying to create a maven project. Every time i am trying to create project, its POM.xml shows error.</p>
  
  <blockquote>
    <p>Multiple annotations found at this line:
      - Plugin execution not covered by lifecycle configuration: org.apache.maven.plugins:maven-compiler-plugin:2.3.2:compile
    (execution:    default-compile, phase: compile)
      - Plugin execution not covered by lifecycle configuration: org.apache.maven.plugins:maven-compiler-plugin:2.3.2:testCompile
    (execution:    default-testCompile, phase: test-compile)
      - CoreException: Could not calculate build plan: Plugin org.apache.maven.plugins:maven-compiler-plugin:2.3.2 or one of its
    dependencies       could not be resolved: Failed to read artifact
    descriptor for
    org.apache.maven.plugins:maven-compiler-plugin:jar:2.3.2:
    ArtifactResolutionException:       Failure to transfer
    org.apache.maven.plugins:maven-compiler-plugin:pom:2.3.2 from
    htt:///repo.maven.apache.org/maven2 was cached in the local<br>
    repository, resolution will not be reattempted until the update
    interval of central has elapsed or updates are forced. Original error:
    Could not transfer     artifact
    org.apache.maven.plugins:maven-compiler-plugin:pom:2.3.2 from/to
    central (htt:///repo.maven.apache.org/maven2): null to htt://<br>
    repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-compiler-plugin/2.3.2/maven-compiler-plugin-2.3.2.pom</p>
  </blockquote>
  
  <p>If I try to run maven-install or any of the maven run option. i get this error</p>
  
  <blockquote>
    <p>SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
    SLF4J: Defaulting to no-operation (NOP) logger implementation SLF4J:
    See htt://www.slf4j.org/codes.html#StaticLoggerBinder for further
    details. [INFO] Scanning for projects... [INFO]<br>
    [INFO]
    ------------------------------------------------------------------------ [INFO] Building CQ5 MyApp UI 0.0.1-SNAPSHOT [INFO]
    ------------------------------------------------------------------------ Downloading:
    <a href="http://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-resources-plugin/2.5/maven-resources-plugin-2.5.pom">http://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-resources-plugin/2.5/maven-resources-plugin-2.5.pom</a>
    [INFO]
    ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO]
    ------------------------------------------------------------------------ [INFO] Total time: 12.289s [INFO] Finished at: Thu Mar 14 14:39:09 IST
    2013 [INFO] Final Memory: 1M/15M [INFO]
    ------------------------------------------------------------------------ [ERROR] Plugin org.apache.maven.plugins:maven-resources-plugin:2.5 or
    one of its dependencies could not be resolved: Failed to read artifact
    descriptor for
    org.apache.maven.plugins:maven-resources-plugin:jar:2.5: Could not
    transfer artifact
    org.apache.maven.plugins:maven-resources-plugin:pom:2.5 from/to
    central (htt://repo.maven.apache.org/maven2): null to
    htt://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-resources-plugin/2.5/maven-resources-plugin-2.5.pom:
    UnresolvedAddressException -> [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]
    <a href="http://cwiki.apache.org/confluence/display/MAVEN/PluginResolutionException">http://cwiki.apache.org/confluence/display/MAVEN/PluginResolutionException</a></p>
  </blockquote>
  
  <p>What should I do?</p>