"An error occurred while processing your request" in background mode responses API

Anybody else consistently getting errors like this in background mode?

An error occurred while processing your request. You can retry your request, or contact us through our help center at help.openai.com if the error persists. Please include the request ID wfr_019af8c8f7dc71ba8a5bc43e30db2d55 in your message.

I submit a background request, and this happens about 3 hours later.