Fixed a bug appearing in a disaggregation computation
Fixed a bug appearing in a disaggregation computation


Former-commit-id: 2298437fdc901eadab0679b62a23069e7bcd27c7 [formerly 4608dff6853e679ac3b732a75d6efe03530ff72f]
Former-commit-id: 36a7612cbcf0962492a93f4984221618f413d037
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine