it happened a few times. got this error message, clicked the back button in the browser and tried again.
tried opening a new posting page (clicked again the "new post" button). same thing.
could only post the message by logging out of the forum and logging in again.
One Ring to rule them all, One Ring to find them,
One Ring to bring them all and in the darkness bind them
In the land of Mordor, where the Shadows lie
M.C. Escher - Reptilien