Dozens of journalists who had gathered at the entrance were barred by the security agents.
Journalists have been been teargassed at the venue of All Progressives Congress national convention.
According to News Agency of Nigeria, accredited journalists were also denied entry by security agents at the Eagle Square venue of the event.
NAN reports that dozens of journalists who had gathered at the entrance were barred by the security agents who claimed to be acting on orders from the above.
Canisters of tear gas were fired at the journalists by the security agents who stood their ground on preventing the journalists even with their accreditation tags.
Meanwhile, seven presidential aspirants contesting under the platform of the All Progressives Congress (APC) have rejected the five names that were purportedly submitted to President Muhammadu Buhari to select a consensus candidate.
They insisted nobody consulted them before the governors arrived at the decision.