I am getting this in Google Webmaster Console.
Should I be worried?
@vinothkannans I recall you looked into this in the past?
Q&A | Search for Developers | Google Developers
To be eligible for the rich result, a question must have at least one answer – either an
suggestedAnswer. However, questions may not have answers when they are first posted. For questions without answers, set the
answerCountproperty to 0. Questions without answers aren’t eligible for the rich result.
As per the Google’s doc we already set
answerCount to 0 for unsolved topics. You should not worry about this alert.