Bolton Council has confirmed a visit to the leisure and research facility Bolton One by Princess Anne has also been cancelled.
The Princess Royal was also due to tour Bolton Hospital today, but that has also been called off.
More top news
A Manchester City fan has been cleared of using racist language during the Manchester derby after stewards failed to show up for his trial.
Investigators have released images of two more people they wish to speak to about the Hillsborough tragedy.
Anthony Walker was murdered in a park in Liverpool in 2005. His family have spoken about their loss.