hi, I have the same issue. I'm using ADT10.0.0, eclipse3.4 on MacOsx
------ !ENTRY org.eclipse.ui 2 0 2011-03-11 19:59:38.453 !MESSAGE Build problems !SUBENTRY 1 org.eclipse.core.resources 2 75 2011-03-11 19:59:38.453 !MESSAGE Errors during build. !SUBENTRY 2 com.android.ide.eclipse.adt 2 75 2011-03-11 19:59:38.453 !MESSAGE Errors running builder 'Android Pre Compiler' on project 'SharePrice'. !SUBENTRY 2 com.android.ide.eclipse.adt 2 75 2011-03-11 19:59:38.453 !MESSAGE java.lang.NullPointerException encountered while running Android Pre Compiler. !STACK 0 java.lang.NullPointerException at com.android.ide.eclipse.adt.internal.build.builders.PreCompilerBuilder.build(PreCompilerBuilder.java: 198) at org.eclipse.core.internal.events.BuildManager $2.run(BuildManager.java:633) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java: 170) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java: 201) at org.eclipse.core.internal.events.BuildManager $1.run(BuildManager.java:253) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java: 256) at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java: 309) at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java: 341) at org.eclipse.core.internal.resources.Workspace.build(Workspace.java: 330) at org.eclipse.ui.actions.GlobalBuildAction $1.run(GlobalBuildAction.java:182) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en