Error in risk event based - axes don't match

[matley]

The calculation with configuration as attached in this issue fails with the following stacktrace:

[2013-08-13 07:22:05,804 risk #2 gemcontrol.ethz.ch PROGRESS MainProcess/16717 root] ** executing (risk)
[2013-08-13 07:27:08,696 risk #2 gemsun04.ethz.ch CRITICAL PoolWorker-13/28407 root] Error occurred in task: axes don't match array
[2013-08-13 07:27:08,697 risk #2 gemsun04.ethz.ch ERROR PoolWorker-13/28407 root] axes don't match array
Traceback (most recent call last):
  File "openquake/engine/utils/tasks.py", line 154, in wrapped
    res = task_func(*args, **kwargs)
  File "openquake/engine/utils/stats.py", line 253, in wrapper
    result = func(*args, **kwargs)
  File "openquake/engine/calculators/risk/event_based/core.py", line 70, in event_based
    params, profile)
  File "openquake/engine/calculators/risk/event_based/core.py", line 107, in do_event_based
    unit.getter.weights(), params.quantiles, post_processing)
  File "/usr/local/openquake/oq-risklib/openquake/risklib/workflows.py", line 454, in statistics
    quantile_curves = numpy.array(quantile_curves).transpose(1, 0, 2, 3)
ValueError: axes don't match array
[2013-08-13 07:28:00,774 risk #2 - ERROR MainProcess/16718 supervisor] job terminated with failures: [('oqs/4/r/nrisk:failed/i', 13)]
Calculation 2 failed

[matley (matley)]

https://github.com/gem/oq-risklib/pull/57