Photos of a fan seeming to go onto the course after roads had closed have attracted hundreds of comments.
A TT visitor posted the snaps to one of the largest TT fan groups, with 72,000 members.
On them, a man can be seen going past the barriers at the end of Devonshire Road near Quarterbridge in Douglas.
He's been roundly condemned by fans.
Warning over beach work in Douglas next week
Douglas Council is asking people to take care on the beach as it shifts sand around from next week.
Racer appeals for return of missing awning
An Island racer has threatened to break fingers after his awning went missing from the Southern 100 paddock.
Charity worker announces Malew election bid
Another candidate has declared their intention to stand in the general election for Arbory, Castletown and Malew.
Woman releases fundraising poetry book
A book of poetry has been published by a local author in aid of cancer charities.
Castletown hosts tin bath racing
There'll be road closures in central Castletown today as the World Tin Bath Championships get underway.
Mountain Road closed for skateboarding today
The northern end of the Mountain Road will be shut for much of today.
Peel ready for huge community sale later
Peel will host the Island's biggest jumble sale today.
Cruise ship makes first stop of week
A cruise ship is making the first of three visits to the Isle of Man in a week this morning.
