The IGP gave the warning while addressing senior police officers across the country in a virtual conference.
Nigerian police came under huge public criticism for arresting and failing to charge Mr Ojukwu to court throughout his 10 days behind bars.
Mr Adejobi said the suspect provided confessional statements and valuable information.
“The increasingly frequent kidnappings in Nigeria are extremely concerning.
The police said some Special Tactical Squad officers in Abuja were arrested for extortion of N30,300,000.
The force spokesperson urged Nigerians to stand united against the spread of misinformation and cyberbullying.
Damian Collins, known by the name Ai Damien on Facebook, was arrested on Wednesday in Rivers State for the killing of his girlfriend Otuene Justina Nkang.
Ms Odutola also denied social media reports that 20 people were killed in the clash.
The union is calling for the abolition of what it called “anti-poor policies of government.”
He said the principal suspect lured the Swiss national to Nigeria, posing as an agent who facilitates gold transactions.
