Why might I be getting

Debugger entered--Lisp error: (wrong-type-argument wholenump -9)
  make-list(-9 nil)
  lisp-indent-initial-state()
  indent-sexp()
  paredit-open-curly(nil)
  funcall-interactively(paredit-open-curly nil)
  call-interactively(paredit-open-curly nil nil)
  command-execute(paredit-open-curly)