edu.wpi.first.wpilibj.command

## Class IllegalUseOfCommandException

- java.lang.Object
- - java.lang.Throwable
  - - java.lang.Exception
    - - java.lang.RuntimeException
      - - edu.wpi.first.wpilibj.command.IllegalUseOfCommandException

- All Implemented Interfaces:
    java.io.Serializable

      public class IllegalUseOfCommandException
      extends java.lang.RuntimeException

  This exception will be thrown if a command is used illegally. There are several ways for this to happen.

  Basically, a command becomes "locked" after it is first started or added to a command group.

  This exception should be thrown if (after a command has been locked) its requirements change, it is put into multiple command groups, it is started from outside its command group, or it adds a new child.

  See Also:
    Serialized Form

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `IllegalUseOfCommandException()` Instantiates an `IllegalUseOfCommandException`.
    `IllegalUseOfCommandException(java.lang.String message)` Instantiates an `IllegalUseOfCommandException` with the given message.

  - ### Method Summary

    - ### Methods inherited from class java.lang.Throwable

      `addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- - ### Constructor Detail

    - #### IllegalUseOfCommandException

          public IllegalUseOfCommandException()

      Instantiates an `IllegalUseOfCommandException`.

    - #### IllegalUseOfCommandException

          public IllegalUseOfCommandException(java.lang.String message)

      Instantiates an `IllegalUseOfCommandException` with the given message.
      Parameters:
        `message` - the message