Controversy arose after the event was initially billed as being a closed motivational session for Māori and Pasifika boys and at least one person complained.
Asked about the session at a press conference this morning, Parker said that he would prefer the event to be "all-inclusive".
In a statement Tuesday afternoon, Parker's manager David Higgins said the difference appeared to be settled.
"I can confirm that I have had a fruitful conversation with Whanganui High School principal Martin McAllen this afternoon.