NPE when a dependency is not found
----------------------------------
Key: MAVEN-1766
URL: http://jira.codehaus.org/browse/MAVEN-1766
Project: Maven
Issue Type: Bug
Reporter: Daniel Beland
Fix For: 1.1-beta-3
Attachments: project.xml
When a dependency is not found in the repository, there is a
NullPointerException:
I am using the build 0f 20060723
I have attached a simplified version of my project.xml to reproduce the problem.
Here is the stack trace
maven -e clean
__ __
| \/ |__ _Apache__ ___
| |\/| / _` \ V / -_) ' \ ~ intelligent projects ~
|_| |_\__,_|\_/\___|_||_| v. 1.1-beta-3-SNAPSHOT
Trying to get missing/snapshot dependencies required by RF1 Web Services:
Attempting to download rf1db-2.12-SNAPSHOT.jar.
WARNING: Failed to download rf1db-2.12-SNAPSHOT.jar.
java.lang.NullPointerException
at
org.apache.maven.verifier.DependencyVerifier.createUnsatisfiedDependenciesMessage(DependencyVerifier.java:225)
at
org.apache.maven.verifier.DependencyVerifier.satisfyDependencies(DependencyVerifier.java:195)
at
org.apache.maven.verifier.DependencyVerifier.verify(DependencyVerifier.java:104)
at org.apache.maven.project.Project.verifyDependencies(Project.java:582)
at
org.apache.maven.plugin.PluginManager.attainGoals(PluginManager.java:679)
at org.apache.maven.MavenSession.attainGoals(MavenSession.java:264)
at org.apache.maven.cli.App.doMain(App.java:546)
at org.apache.maven.cli.App.main(App.java:1359)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at com.werken.forehead.Forehead.run(Forehead.java:551)
at com.werken.forehead.Forehead.main(Forehead.java:581)
You have encountered an unknown error running Maven.
Please help us to correct this problem by following these simple steps:
- read the Maven FAQ at http://maven.apache.org/maven-1.x/faq.html
- run the same command again with the '-e' parameter, eg 'maven -e jar'
- search the maven-user archives for the error at
http://www.mail-archive.com/users@maven.apache.org
- post the output of maven -e to JIRA at
http://gdps/jira/secure/BrowseProject.jspa?id=10030 (you must sign up first)
- run 'maven --info' and post the output as the environment to the bug above
Total time : 1 seconds
Finished at : Friday, July 28, 2006 11:53:06 BST AM
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