I'm sorry, but an uncaught exception occurred.

While running game code:
  File "renpy/common/00start.rpy", line 101, in script call
  File "renpy/common/00gltest.rpy", line 340, in script
  File "renpy/common/00gltest.rpy", line 340, in python
  File "renpy/common/00gltest.rpy", line 266, in python
  File "renpy/common/00gltest.rpy", line 283, in python
StopIteration: 

-- Full Traceback ------------------------------------------------------------

Full traceback:
  File "/home/tom/ab/renpy/renpy/bootstrap.py", line 265, in bootstrap
    renpy.main.main()
  File "/home/tom/ab/renpy/renpy/main.py", line 327, in main
    run(restart)
  File "/home/tom/ab/renpy/renpy/main.py", line 78, in run
    renpy.execution.run_context(True)
  File "/home/tom/ab/renpy/renpy/execution.py", line 509, in run_context
    context.run()
  File "/home/tom/ab/renpy/renpy/execution.py", line 288, in run
    node.execute()
  File "/home/tom/ab/renpy/renpy/ast.py", line 720, in execute
    renpy.python.py_exec_bytecode(self.code.bytecode, self.hide, store=self.store)
  File "/home/tom/ab/renpy/renpy/python.py", line 1304, in py_exec_bytecode
    exec bytecode in globals, locals
  File "renpy/common/00gltest.rpy", line 340, in <module>
    $ __gl_test()
  File "renpy/common/00gltest.rpy", line 266, in _m1_00gltest__gl_test
    _gl_performance_test()
  File "renpy/common/00gltest.rpy", line 283, in _gl_performance_test
    ui.interact(suppress_underlay=True, suppress_overlay=True)
  File "/home/tom/ab/renpy/renpy/ui.py", line 237, in interact
    rv = renpy.game.interface.interact(roll_forward=roll_forward, **kwargs)
  File "/home/tom/ab/renpy/renpy/display/core.py", line 1853, in interact
    repeat, rv = self.interact_core(preloads=preloads, **kwargs)
  File "/home/tom/ab/renpy/renpy/display/core.py", line 2263, in interact_core
    result = prediction_coroutine.send(expensive_predict)
StopIteration: 

Linux-3.11.0-13-generic-x86_64-with-Ubuntu-13.10-saucy
Ren'Py 6.16.2.490
Ren'Py Tutorial 6.16 "In the Arena"
