"Concern increases when Prime Minister Narendra Modi and BJP President Amit Shah speak about triple talaq," he told reporters here.
"There were differences of opinion on these matters. So a consensus should be reached at after holding discussion," he said.
On the verdict against party leader Oommen Chandy in Bengaluru in the solar scam, he said the former Chief Minister himself had explained that it was issued without hearing him.
On political situation in Kerala, the former Defence Minister said stern action should be taken to curb tension by initiating legal steps against those indulging in violence, he said.
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To a question, he said discussions on party reorganisation in the state have not completed. There was no factionalism among party cadres and leaders should not try for it, he said.
"Efforts should be made to take the party unitedly," he said.
The list of new DCC presidents would be published next month, he said.