The band posted the following statement on their website:
"Avenged Sevenfold regretfully announce they will not be performing at the upcoming Soundwave in Australia. After much effort, the band decided that they could not offer fans the live experience they have come to expect and didn’t want to disappoint them. Avenged Sevenfold will return to Australia soon to headline their own tour."
For further information on the Soundwave Festival, visit the Liveguide listings here