Fix it manually if you know what was your mistake, otherwise restore /overlay/bank_2 folder contents from a previous overlay backup.
Whatever was wrong and causing issues with your mods related to the firmware you were booting from bank_2 is now inside /overlay/bank_2 folder.If this is your first time booting this recovery disk you will need to hack it following Type 2 rooting instructions stopping just after Final Type 2 steps. Fire up your SSH client and get in the root shell. For that reason the gateway will boot just fine the image you just flashed. Being on optimal bank plan your /overlay/bank_1 is assumed to be in a good shape as whatever you work on daily is inside /overlay/bank_2 instead.If this is not your first time booting this recovery disk, choose the same Type 2 firmware you used in past. The Type 2 image you choose to pick now for recovery purposes does not depend on which one you have in bank_2. Because of optimal bank plan, the Gateway is guaranteed to boot this sort of recovery disk from bank_1. Use BOOTP flashing to flash a valid Type 2 firmware for your board.
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Recovery from any bad state ( excluding full overlay partition issues) while optimal bank plan is in place, always consists in following this path: