CircleCI 2.1 builds are being processed normally again.
Posted Jan 11, 2019 - 23:44 UTC
We are continuing to monitor system stability.
Posted Jan 11, 2019 - 23:21 UTC
We've finished rolling out the fix and are not seeing any further errors with 2.1 builds. We will continue to monitor the build system to confirm stability.
Posted Jan 11, 2019 - 22:51 UTC
We've identified the cause of this issue and are rolling out a fix.
Posted Jan 11, 2019 - 22:42 UTC
We are currently investigating why CircleCI Builds using 2.1 are failing with the message "# Unexpected exception processing config". We will provide an update in 20 minutes or when we have further information.