task-reactor 1.4 avoids an NPE during startup that may be masking some other problem.

core/pom.xml

@@ -202,9 +202,9 @@ THE SOFTWARE.
       <version>1.4</version>
     </dependency>
     <dependency>
-      <groupId>org.jvnet.hudson</groupId>
+      <groupId>org.jenkins-ci</groupId>
       <artifactId>task-reactor</artifactId>
-      <version>1.2</version>
+      <version>1.4</version>
     </dependency>
     <dependency>
       <groupId>org.jvnet.localizer</groupId>

licenseCompleter.groovy

@@ -68,7 +68,7 @@ complete {
 
     // these are our own modules that have license in the trunk but not in these released versions
     // as we upgrade them, we should just pick up the license info from POM
-    match(["org.jvnet.hudson:task-reactor","org.jvnet.hudson:annotation-indexer","*:jinterop-wmi","*:maven2.1-interceptor","*:lib-jenkins-maven-embedder"]) {
+    match(["*:jinterop-wmi","*:maven2.1-interceptor","*:lib-jenkins-maven-embedder"]) {
         rewriteLicense([],jenkinsLicense)
     }