Mayor Jose Antonio de Jesus said: "Several dozen people have been injured, some lightly and others gravely, and are still being assisted".
Civil Protection Agency commander Paulo Santos told local radio station TSF that at least 50 people were injured.
Jose Mourinho hints Henrikh Mkhitaryan will be sold if price is met
Then it's up to us to make the decision: yes or no. "He is our player, he is a very good player, so he trains, he is selected and Monday he plays", Mourinho told the Sunday newspapers.
Witnesses speaking to local television channels said the fire caused panic among the roughly 60 people in the building who were taking part in an evening amateur card tournament.
They said people crowded the exits as thick smoke filled the building.
Trump is a racist and Republicans who won't denounce him are too
He did not address the reports that he disparaged African nations and ignored questions about the comments from reporters. Trump reportedly made the remarks at a White House meeting on immigration on Thursday.
Thick black smoke could be seen rising over Dublin Airport and by aircraft flying into the busy global terminal.
The blast comes after Portugal's deadliest-ever forest fires past year, which killed more than 100 people.
Roger Federer, Novak Djokovic drawn in same half for Australian Open
Muguruza is expecting the constant changes at the top of the women's game to continue in 2018. It was the first year since 2009 that Djokovic didn't reach at least one Grand Slam final.
Dublin Fire Brigade sent eight fire engines and scores of firefighters to the scene.