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const class

sys::NullErr

sys::Obj
  sys::Err
    sys::NullErr
//
// Copyright (c) 2006, Brian Frank and Andy Frank
// Licensed under the Academic Free License version 3.0
//
// History:
//   11 Jan 06  Brian Frank  Creation
//

**
** NullErr is a runtime exception raised when using a null reference
** or when null is passed for a method argument which must be non-null.
**
const class NullErr : Err
{

  **
  ** Construct with specified error message and optional root cause.
  **
  new make(Str msg := null, Err cause := null)

}

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