Open-Source Troubleshooting Guide
268 error codes and fixes for Open-Source ASIC miners.
Bitaxe – Hashrate Fluctuating Wildly Minute-to-Minute
Bitaxe Supra, Ultra, Gamma, Gamma Turbo (GT), Hex — every BM136x /...
Bitaxe – Ambient Too High / Summer Temps Spike
Bitaxe Supra (BM1368), Bitaxe Ultra (BM1366), Bitaxe Gamma 601/602 (BM1370), Bitaxe GT...
Bitaxe – Heatsink Loose / Poor ASIC Contact
Bitaxe Supra (BM1368), Bitaxe Ultra (BM1366), Bitaxe Gamma 601/602 (BM1370), Bitaxe GT...
Bitaxe – Fan RPM Reads Zero Despite Spinning (Tach Fault)
Bitaxe Supra, Bitaxe Ultra, Bitaxe Gamma, Bitaxe GT, Bitaxe Hex (all current...
Bitaxe – USB-C PD Negotiation Failed (Programming Port)
Bitaxe Supra (board rev 3+ with FUSB302B PD controller), Bitaxe Gamma (boards...
Bitaxe – Serial Console Outputs Junk / Wrong Baud Rate
Bitaxe Supra (BM1368), Bitaxe Ultra (BM1366), Bitaxe Gamma (BM1370), Bitaxe GT (BM1370),...
Bitaxe – Display Shows Garbage / Corrupted Characters
Bitaxe Supra, Ultra, Gamma 601, Gamma 602, GT, Hex (any Bitaxe with...
Bitaxe – AxeOS HTTPS Redirect Blocks Dashboard Access
Bitaxe Supra, Ultra, Gamma, Gamma Turbo / GT, Hex, UltraHex, Max (every...
Bitaxe – iOS 401 Authentication Error on AxeOS Dashboard
Bitaxe Supra, Ultra, Gamma, Gamma Turbo / GT, Hex, UltraHex, Max —...
Bitaxe – DHCP Lease Expired / Random Disconnects
Bitaxe Supra (BM1368), Bitaxe Ultra (BM1366), Bitaxe Gamma (BM1370), Bitaxe GT (dual...
Bitaxe – NTP Sync Failure / Clock Drift Breaking Stratum
Bitaxe Supra, Ultra, Gamma, Gamma Turbo / GT, Hex, Max (every ESP32-S3...
Bitaxe – Won’t Connect to hostapd / Linux-Generated Hotspots
Bitaxe Supra, Bitaxe Ultra, Bitaxe Gamma, Bitaxe GT, Bitaxe Hex (all current...
Bitaxe – Swarm Mode Fails After Firmware Upgrade
Bitaxe Supra, Bitaxe Ultra, Bitaxe Gamma (601 / 602), Bitaxe Gamma Turbo...
Bitaxe – ‘No Share in Coinbase Reward’ Warning (256 / Testnet4)
All Bitaxe variants: Bitaxe Supra, Bitaxe Ultra, Bitaxe Gamma 601, Bitaxe Gamma...
Bitaxe – Pool Difficulty Change with cleanJob=false Not Handled
Bitaxe Supra, Ultra, Gamma, Gamma Turbo (GT), Hex, Max — all variants...
Bitaxe – SPIFFS www Partition Missing / Web UI 404
Bitaxe Supra, Ultra, Gamma, Gamma Turbo / GT, Hex, UltraHex (every ESP-Miner...
AxeOS Solo Mode Toggle Missing After Firmware Update
Bitaxe Supra (BM1368), Bitaxe Ultra (BM1366), Bitaxe Gamma / Gamma Turbo /...
set_extranonce Race Condition — Missed Solo Block
Open-source / solo-pool miners: Bitaxe (Supra, Ultra, Gamma, GT, Hex, Max), NerdMiner,...
Immersion Tank First Fill — Contamination From Skipped DI Flush
Any miner deployed in a single-phase dielectric immersion tank during initial commissioning...
Immersion Fluid Oxidation and Darkening Over Time
Single-phase immersion-cooled mining tanks of any chassis brand (Antminer, Whatsminer, Avalon, Bitaxe,...
Immersion Cooling Biofouling Clogs Microchannels
Immersion-cooled ASICs running a secondary dielectric loop through chip-level microchannel cold-plates: Antminer...
Sealed Immersion Tank Overpressure — Relief Valve Trip
Sealed single-phase immersion tanks (mineral oil, synthetic ester, hydrocarbon dielectric, ElectroSafe-class fluids)...
Immersion Cooling Label Peeling — Adhesive Failure
Single-phase immersion-cooled tanks of any chassis brand running synthetic hydrocarbon dielectric. Specifically:...
DNS Timeout on Stratum Hostname Resolution
All Antminer (S9 / S17 / S19 / S21 / L7 /...
Router NAT Table Overflow — Miners Drop From Pool
Multi-miner home setups behind any consumer-grade router: TP-Link Archer / Asus RT-AX...
Stratum Proxy Disconnects Worker After Timeout
Any miner behind a stratum proxy: ckpool / ckpool-proxy, slush0 stratum-proxy, Braiins...
Pool Failover Instant Fallback Loop Between Primary/Backup
All ASIC miners (Antminer S9 / S17 / S19 / S21 series,...
Public Pool ESOCKETTIMEDOUT on getmininginfo
Self-hosted Public Pool on Umbrel, Start9, RaspiBlitz, MyNode, or standalone Docker —...
Ocean Pool DATUM Template Error
Any Bitcoin miner pointed at Ocean — Bitaxe (Supra, Ultra, Hex, Gamma,...
Braiins Pool Rejects Blank Password Field
Any miner pointed at Braiins (stratum.braiins.com / eu.stratum.braiins.com / us-east.stratum.braiins.com / asia.stratum.braiins.com...
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