Rejected Orders

Why are my automated orders all getting rejected? The whole point of using Alpaca is so that I can do automated trading.

outside market hours… after 4 pm

They’re GTC orders meant to be filled at the open the next day, so that’s not it.

Unfortunately I ran into the same issue when I try to place orders after market is closed. Looks like the orders are only accepted during market hours, even though they are GTC