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Marco Ratto authored
Trap the case where only one parameter is estimated and only one non-constant row is available in Jacobian: (1) do not use vnorm; (2) do not use advanced option. (cherry picked from commit d9856879)
d969a812
Trap the case where only one parameter is estimated and only one non-constant row is available in Jacobian: (1) do not use vnorm; (2) do not use advanced option. (cherry picked from commit d9856879)