The local government said it had reprimanded the people responsible for the earlier announcement, made just hours ago.
The situation has worsened in Italy and South Korea, with some regions placed under 'unprecedented' restrictions.
Health officials confirmed that some 242 people had died from the flu-like virus in China’s Hubei province on Wednesday.
More than 1,100 people have now been tested for the virus in the UK.
The first death from the virus outside China has been reported in the Philippines.
The death toll in the country has risen to 132.
I have lived in the UK for over 10 years but I'm still scared for myself and my family, pro-democracy activist John Song* writes.
Commons foreign affairs committee chair Tom Tugendhat says Britain has a role in calming increasingly violent clashes between protesters and police.
Leader Carrie Lam has said the extradition bill is 'dead'.
Protests in Hong Kong escalated over the weekend as around two million people took to the streets over an extradition bill that could see HK citizens sent to mainland China for trial. Over the weekend, leader Carrie Lam issued a public apology and said she would indefinitely suspend the bill. On Monday, activist Joshua Wong was released from prison, where he has been since he was arrested during the 2014 pro-democracy protests.
The demonstration was the latest against the government's controversial extradition bill.
Over a million protesters took to the streets in Hong Kong, marching against proposed amendments to extradition laws. The changes would allow Hong Kong to hand over fugitives to mainland China.
A mega-bridge has been opened that connects Hong Kong to mainland China. At 55 km long (34 miles), the Hong Kong-Macau-Zhuhai bridge is now the longest sea-bridge in the world. Travel time between the three regions connected by the bridge has been dramatically cut.
It is unlikely that these demonstrations seen today in Hong Kong will bring about significant change. Nevertheless, whether you are a democracy advocating global citizen, a government looking at how best to peacefully manage demonstrations, or just someone interested in international politics and what life in a future, more developed, China might look like, today's protests are a significant event worth watching closely.
The fight in the run up to Sunday's elections in Hong Kong was a nasty one. Mud was slung and neither of the two main candidates for the post of chief executive came away looking good.