What does this mean - Stock order purged?

[ROE]

14 Oct 2008 16:40:ASX has purged your order. Reason: Stock Purged?

[kennas]

14 Oct 2008 16:40:ASX has purged your order. Reason: Stock Purged?Stock was probably in Pre Open due for an announcement. They clear the decks of all orders occasionally. Not sure what causes it, maybe an automated system due to.....

[son of baglimit]

what was the stock, the trade you wanted and the current price ?

ive seen it for recaps, other major changes etc, but most common for placing a bid way outside of current price....eg penny dreadful trading at 1c, and you place a sell at 10c.