Police say the first person of TT2025 has entered closed roads.
On Facebook, officers say they were alerted just eight minutes after the TT course shut today.
One person was reported to have crossed the circuit after it closed.
Police say it's a record for such offences.
Petrol station to close during takeover
Chief Minister's heckler explains behaviour in online video
Buchan School could become 85 homes under new plans
Flood defence plans scrapped after five planning objections
TT food van needed for trackside car park
Northern roadworks to hinge on Mountain Road reopening
Beer festival to return this week
Dublin to sign friendship agreement with Douglas in summer