Adds docstring explaining manuscript error
Adds docstring explaining manuscript error


Former-commit-id: a98487e6a838c800c44c9376356387de7a67b5b0 [formerly a73acd125a123dc83f8400733e1636e7f972ea5b]
Former-commit-id: aad81f2122ce4d94d5eeb557e8432a234ed344d4
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine