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| Error Message | Likely Cause | Fix | |---------------|---------------|------| | “Invalid password” (but 00000 was used) | Password was changed previously | Find original installer or contact Victron | | “Grid code locked – contact support” | Too many failed attempts | Power cycle device, wait 1 hour | | “No grid codes available” | Firmware too old | Update firmware using VEConfigure 3 |

Should you require adjustments to your system's grid behavior (such as configuring an Energy Storage System (ESS) or swapping input thresholds), please contact us directly. Our certified technicians will safely execute the changes on your behalf.