Unit test failure in GNeuralNetwork example

[ariel]

The GNeuralNetwork example's unit test fails with

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$ ./GNeuralNetworkUnitTests
Running 4 test cases...
Used /dev/urandom to retrieve start seed 4243391392
Seeding has started
Info: Had to try 2 times to
retrieve a valid random number container.
.../tests/geneva/UnitTests/UtilityHeaders/GStandard_test.hpp(87): fatal error in "StandardTests_no_failure_expected<N3Gem6Geneva24GNeuralNetworkIndividualILNS0_16transferFunctionE0EEE>": exception thrown by T_ptr = TFactory_GUnitTests<T>()
.../tests/geneva/UnitTests/UtilityHeaders/GStandard_test.hpp(87): fatal error in "StandardTests_no_failure_expected<N3Gem6Geneva24GNeuralNetworkIndividualILNS0_16transferFunctionE1EEE>": exception thrown by T_ptr = TFactory_GUnitTests<T>()
unknown location(0): fatal error in "StandardTests_failures_expected<N3Gem6Geneva24GNeuralNetworkIndividualILNS0_16transferFunctionE0EEE>": std::exception:
================================================
ERROR
in file .../src/geneva-individuals/GNeuralNetworkIndividual.cpp
near line 296 with description:

...
================================================

.../tests/geneva/UnitTests/UtilityHeaders/GStandard_test.hpp(87): last checkpoint
unknown location(0): fatal error in "StandardTests_failures_expected<N3Gem6Geneva24GNeuralNetworkIndividualILNS0_16transferFunctionE1EEE>": std::exception:
================================================
ERROR
in file .../src/geneva-individuals/GNeuralNetworkIndividual.cpp
near line 296 with description:

...
================================================

.../tests/geneva/UnitTests/UtilityHeaders/GStandard_test.hpp(87): last checkpoint

*** 4 failures detected in test suite "Master Test Suite"

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Boost 1.42
GCC 4.4.5
Linux, Debian Squeeze/testing, 64 bits