title: showing error on pom.xml while building spring application on STS
body: <p>This is the error I get when I was trying to create my first spring application in STS</p>
  
  <pre><code>Error during build of project [SpringDemo]
  Errors occurred during the build.
  Errors running builder 'Maven Project Builder' on project 'SpringDemo'.
  Could not calculate build plan: Failed to parse plugin descriptor for org.apache.maven.plugins:maven-war-plugin:2.1.1 (C:\Users\user\.m2\repository\org\apache\maven\plugins\maven-war-plugin\2.1.1\maven-war-plugin-2.1.1.jar): invalid LOC header (bad signature)
  Failed to parse plugin descriptor for org.apache.maven.plugins:maven-war-plugin:2.1.1 (C:\Users\user\.m2\repository\org\apache\maven\plugins\maven-war-plugin\2.1.1\maven-war-plugin-2.1.1.jar): invalid LOC header (bad signature)
  Could not calculate build plan: Failed to parse plugin descriptor for org.apache.maven.plugins:maven-war-plugin:2.1.1 (C:\Users\user\.m2\repository\org\apache\maven\plugins\maven-war-plugin\2.1.1\maven-war-plugin-2.1.1.jar): invalid LOC header (bad signature)
  Failed to parse plugin descriptor for org.apache.maven.plugins:maven-war-plugin:2.1.1 (C:\Users\user\.m2\repository\org\apache\maven\plugins\maven-war-plugin\2.1.1\maven-war-plugin-2.1.1.jar): invalid LOC header (bad signature)
  </code></pre>
  
  <p>Have error in pom.xml..</p>
  
  <p>Please help i'm new in Spring...</p>