Chief Minister BS Yediyurappa called on Governor Vajubhai Vala impromptu on Wednesday evening, raising eyebrows in political circles.
Congress leaders, who took part in the meeting, gave their suggestions to contain the Covid spread.
At the controversial all-party meet, Kumaraswamy sought complete lockdown to control virus surge
The Congress leader slammed the state government for its failure to handle the situation.
Karnataka Governor Vajubhai Vala on Sunday called for an emergency meeting of officials to take stock of the Covid-19 situation in the State.
The Tamil superstar, who is set to enter politics, said that he wasn't satisfied when the BJP was given 15 days time to form the government.
Yeddyurappa,who announced his decision without facing the trust vote after not being able to rustle up the numbers, charged that the JDS-combine had kept the MLAs in captivity.
Yeddyurappa resigns; Karnataka Governor Vajubhai Vala invites Kumaraswamy to form JD(S)-Congress coalition government in 15 days
The BJP had failed to prove its majority in the house after B S Yeddyurappa who was sworn in as chief minister three days ago, resigned to the post even before proving the floor test in the assembly.
Congress leaders Kapil Sibal and Abhishek Manu Singhvi, who represented the Congress and the JD(S) in the Supreme Court, said their entire aim of moving court was to ensure transparency.
Congress today accused the Karnataka Raj Bhawan of succumbing to pressure from the Centre and the BJP and disallowing the party to lodge its protest against the appointment of KG Bopaiah.
The chief minister lambasted the BJP-led government at the Centre for allegedly leaving no stone unturned to subvert the Constitution.
The role of Protem Speaker has become significant in view of Saturday's trial of strength wherein Chief Minister B S Yeddyurappa has to prove his numbers on the floor of the assembly.
Constitution lacks specific guidelines for such face-offs; Sarkaria Commission recommendations often cited.
Watching the political developments from the sidelines, constitutional experts gave a mixed response to the Governor Vala's move to allow B.S. Yeddyurappa to become the 23rd Karnataka chief minister.
"Governor of Karnataka is bent upon destroying India's federal structure, urged PM to ask the President to recall him," Modi, who was then the Gujarat Chief Minister, had tweeted on May 19, 2011.