# Exception InvalidQueueModeException (5.0.3)

    public class InvalidQueueModeException extends RuntimeException

Mismatch of task method and queue mode. e.g. Queue#leaseTasks(long, java.util.concurrent.TimeUnit, long) called on a push queue, [Queue#add(TaskOptions)](https://docs.cloud.google.com/appengine/docs/standard/java-gen2/reference/services/bundled/latest/com.google.appengine.api.taskqueue.Queue#com_google_appengine_api_taskqueue_Queue_add_com_google_appengine_api_taskqueue_TaskOptions_) with
method [TaskOptions.Method](https://docs.cloud.google.com/appengine/docs/standard/java-gen2/reference/services/bundled/latest/com.google.appengine.api.taskqueue.TaskOptions.Method) PULL to a push queue, or with [TaskOptions.Method](https://docs.cloud.google.com/appengine/docs/standard/java-gen2/reference/services/bundled/latest/com.google.appengine.api.taskqueue.TaskOptions.Method) not
equal to PULL to a pull queue.

## Inherited Members

[Object.clone()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#clone--) [Object.equals(Object)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#equals-java.lang.Object-) [Object.finalize()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#finalize--) [Object.getClass()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#getClass--) [Object.hashCode()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#hashCode--) [Object.notify()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notify--) [Object.notifyAll()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notifyAll--) [Object.wait()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait--) [Object.wait(long)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-) [Object.wait(long,int)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-int-) [Throwable.addSuppressed(Throwable)](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#addSuppressed-java.lang.Throwable-) [Throwable.fillInStackTrace()](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#fillInStackTrace--) [Throwable.getCause()](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#getCause--) [Throwable.getLocalizedMessage()](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#getLocalizedMessage--) [Throwable.getMessage()](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#getMessage--) [Throwable.getStackTrace()](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#getStackTrace--) [Throwable.getSuppressed()](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#getSuppressed--) [Throwable.initCause(Throwable)](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#initCause-java.lang.Throwable-) [Throwable.printStackTrace()](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#printStackTrace--) [Throwable.printStackTrace(PrintStream)](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#printStackTrace-java.io.PrintStream-) [Throwable.printStackTrace(PrintWriter)](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#printStackTrace-java.io.PrintWriter-) [Throwable.setStackTrace(StackTraceElement\[\])](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#setStackTrace-java.lang.StackTraceElement[]-) [Throwable.toString()](https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html#toString--)

## Constructors

### InvalidQueueModeException(String detail)

    public InvalidQueueModeException(String detail)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `detail` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` |