升级gradle 2.0后，编译报错

[pscj]

Caused by: java.lang.NullPointerException: Cannot get property 'taskDependencies' on null object
at net.panatrip.biqu.NuwaPlugin$_apply_closure1_closure2.doCall(NuwaPlugin.groovy:164)
at net.panatrip.biqu.NuwaPlugin$_apply_closure1.doCall(NuwaPlugin.groovy:38)
at org.gradle.listener.ClosureBackedMethodInvocationDispatch.dispatch(ClosureBackedMethodInvocationDispatch.java:40)
at org.gradle.listener.ClosureBackedMethodInvocationDispatch.dispatch(ClosureBackedMethodInvocationDispatch.java:25)
at org.gradle.listener.BroadcastDispatch.dispatch(BroadcastDispatch.java:83)
at org.gradle.listener.BroadcastDispatch.dispatch(BroadcastDispatch.java:31)
at org.gradle.messaging.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:93)
at com.sun.proxy.$Proxy12.afterEvaluate(Unknown Source)
at org.gradle.configuration.project.LifecycleProjectEvaluator.notifyAfterEvaluate(LifecycleProjectEvaluator.java:79)
... 39 more
2016-04-08 09:48:37,402 [ 526482] WARN - nal.AbstractExternalSystemTask - Cannot get property 'taskDependencies' on null object
com.intellij.openapi.externalSystem.model.ExternalSystemException: Cannot get property 'taskDependencies' on null object
at