[PaperTrading] APPL market sell order not filled

I’m wondering why market price order is not filled for APPL on market open. I’ve held a stock for over a week and want to sell it.
Details below.
Thanks.

AAPL

Market Sell 1 shares

Order ID

d8afb9d3-071e-4496-8835-1fb6bd4c1854

Status

canceled

Symbol

AAPL

Side

sell

Order Type

market

Quantity

1

Time In Force

opg

Extended Hours

No

Limit Price

Stop Price

Created At

2023-07-31T10:01:08.732312613Z

Submitted At

2023-07-31T10:01:08.741478459Z

Lifecycle of Status

see history

Created At

2023-07-31T10:01:08.732312613Z

Submitted At

2023-07-31T10:01:08.741478459Z

Canceled At

2023-07-31T13:31:29.12183607Z

Updated At

2023-07-31T13:31:29.126506857Z

Order Linkages

see details

Replaces

Replaced By