Merge commit '533dc7866c19327e31ec6a13e36b997bcc74a650' * commit '533dc7866c19327e31ec6a13e36b997bcc74a650': Fix divide by zero.
Merge commit '533dc7866c19327e31ec6a13e36b997bcc74a650' * commit '533dc7866c19327e31ec6a13e36b997bcc74a650': Fix divide by zero.