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Open-Source Troubleshooting Guide

268 error codes and fixes for Open-Source ASIC miners.

268 results
NERDMINER_LILYGO_USB Warning

NerdMiner – LILYGO T-Dongle-S3 USB Unrecognized

LilyGo T-Dongle-S3 (ESP32-S3-FN8, 0.96" ST7735 80x160, 8 MB flash) running BitMaker-hub/NerdMiner_v2 firmware....

Moderate DIY
NERDMINER_PART_CORRUPT Warning

NerdMiner – Partition Table Corrupt

Nerdminer v2 on ESP32-S3 — LILYGO TTGO T-Display S3 (16 MB), LILYGO...

Moderate DIY
NERDMINER_CKPOOL_DNS Warning

NerdMiner – solo.ckpool.org DNS Resolution Failure

Nerdminer all variants — LILYGO T-Display-S3, T-Dongle-S3, ESP32-2432S028 (CYD), ESP32-WROOM-32 dev boards,...

Easy DIY
NERDMINER_PPIO_STALL Warning

NerdMiner – Public-Pool.io Shares Stalled

NerdMiner v2 (all variants — LilyGO T-Display-S3, T-Dongle-S3, T-QT, ESP32-S3 reference, ESP32-WROOM-32,...

Easy DIY
NERDMINER_SSID_24 Info

NerdMiner – Cannot Find 2.4GHz SSID

NerdMiner v2 on every supported ESP32 / ESP32-S3 board: LILYGO T-Display S3...

Easy DIY
NERDMINER_OLED_STALE Info

NerdMiner – Block Height and BTC Price Not Updating

NerdMiner v2 — all variants. LILYGO TTGO T-Display (ESP32 + ST7789), LILYGO...

Easy DIY
NERDMINER_NO_TEMPLATES Warning

NerdMiner – Not Receiving Block Templates

NerdMiner v2 — all hardware variants (LilyGo T-Display-S3, LilyGo T-Dongle-S3, ESP32-WROOM-32, ESP32-S3...

Easy DIY
NERDMINER_DIFF_LOW Warning

NerdMiner – Submits Invalid Shares Below 1e-9

NerdMiner v2 (all variants) - LILYGO T-Dongle-S3 - LILYGO TTGO T-Display S3...

Easy DIY
NM_FLASH_ERASE Warning

NerdMiner – Erase All Flash Recovery Procedure

NerdMiner v2 (ESP32 / ESP32-S3 all variants) - LILYGO T-Dongle-S3 - LILYGO...

Moderate DIY
NERDNOS_API_FAIL Info

NerdNOS – API Endpoint Unreachable After Flash

NerdNOS on QAxe, NerdQAxe, NerdQAxe+, NerdQAxe++, NerdQAxe++ Hydro, Bitaxe Hex variants flashed...

Easy DIY
NERDAXE_AP_FAIL Warning

NerdAxe – Web UI at 192.168.4.1 Unreachable

NerdAxe (BM1366 + ESP32-S3). Applies to all NerdAxe board revisions running the...

Easy DIY
NERDQAXE_WIFI_5G Info

NerdQAxe – WiFi 5GHz Network Not Visible

NerdQAxe (4x BM1370, ~1.2-1.8 TH/s class), NerdQAxe+ / NerdQAxePlus, NerdQAxe++ (~4.8 TH/s...

Easy DIY
NERDQAXE_FAN_FW Warning

NerdQAxe – Fan Not Spinning After Firmware Update

NerdQAxe, NerdQAxe+, NerdQAxe++, NerdQAxe++ Hydro

Easy DIY
NERDQAXE_HW_SPIKE Warning

NerdQAxe – Hardware Errors Spiking After Overclock

NerdQAxe (4x BM1368, ~1.7 TH/s class), NerdQAxe+ (4x BM1368, ~2.5 TH/s class)....

Advanced DIY
NERDQAXE_REJECT_HIGH Warning

NerdQAxe – High Rejected Share Rate

NerdQAxe, NerdQAxe+, NerdQAxe++, NerdQAxe++ Hydro, NerdQAxe++ Remastered (4x BM1368)

Moderate DIY
NERDQAXE_CHAIN_BREAK Warning

NerdQAxe – Chain Break / Missing ASIC Chips on Boot

NerdQAxe (4x BM1368, ~1.7 TH/s class), NerdQAxe+ (4x BM1368, ~2.5 TH/s class)

Advanced DIY
NERDQAXE_HYDRO_BUBBLE Warning

NerdQAxe++ Hydro – Air Bubble in Coolant Loop

NerdQAxe Hydro, NerdQAxe+ Hydro, NerdQAxe++ Hydro (BM1370 x4 water-block edition); any community...

Easy DIY
NERDQAXE_FLASH_COM Warning

NerdQAxe – Web Flasher COM Port Not Detected

NerdQAxe (4x BM1368, ESP32-S3 host) - NerdQAxe+ (4x BM1368, ESP32-S3 host) -...

Easy DIY
BITAXE_GURU_PANIC Warning

Bitaxe – ESP32 Guru Meditation Error / Kernel Panic Backtrace

All Bitaxe variants on the ESP32-S3-WROOM family running AxeOS: Bitaxe Supra (BM1368),...

Moderate DIY
BITAXE_WRONG_PORT Info

Bitaxe – Wrong Pool Port / Stratum Port Mismatch

Bitaxe Supra, Ultra, Gamma, Gamma Turbo (GT), Hex, Max — all variants...

Easy DIY
BITAXE_URL_PREFIX Info

Bitaxe – Stratum URL Contains stratum+tcp:// Prefix

Bitaxe Supra, Ultra, Gamma, Gamma Turbo / GT, Hex, Max (every AxeOS...

Easy DIY
BITAXE_SOCKET_CLOSED Warning

Bitaxe – Pool Connection Timeout / Socket Closed by Peer

Bitaxe Supra, Bitaxe Ultra, Bitaxe Gamma, Bitaxe GT, Bitaxe Hex (all ESP32-S3...

Moderate DIY
BITAXE_ULTRA_CLIFF Warning

Bitaxe Ultra – BM1366 Hashrate Cliff / Sudden Drop

Bitaxe Ultra (BM1366 single-chip) - hardware revisions 204, 205, 205-Bv2, 205-Cv2. Cliff...

Moderate DIY
BITAXE_SUPRA_NORESP Warning

Bitaxe Supra – BM1368 Not Responding After Power Cycle

Bitaxe Supra (BM1368, single-chip, board revisions 401/402); also informative for Bitaxe Hex...

Moderate DIY
BITAXE_GAMMA_FW_MIX Warning

Bitaxe Gamma – 601 vs 602 Hardware Revision Firmware Mismatch

Bitaxe Gamma board rev 601 (BM1370 x1, ESP32-S3, SSD1306 OLED, EMC2101 fan...

Easy DIY
BITAXE_GT_HALF_CHIP Warning

Bitaxe GT – Dual BM1370 One Chip Not Starting

Bitaxe GT (Turbo) - dual BM1370 topology, all current GT board revisions...

Moderate DIY
BITAXE_HEX_ASYM Warning

Bitaxe Hex – Asymmetric Per-Domain Hashrate (BM1368 Unbalanced)

Bitaxe Hex (6x BM1368 daisy-chain topology) - includes Supra Hex / Hex...

Moderate DIY
BITAXE_OC_ERRORS Warning

Bitaxe – Overclock Errors High / Must Reduce Frequency

Bitaxe Supra (BM1368), Bitaxe Ultra (BM1366), Bitaxe Gamma (BM1370), Bitaxe GT (dual...

Moderate DIY
BITAXE_HASH_HALF Warning

Bitaxe – Hashrate Below Expected (30-50% of Spec)

Bitaxe Supra (BM1368), Bitaxe Ultra (BM1366), Bitaxe Gamma (BM1370), Bitaxe Gamma GT...

Moderate DIY
BITAXE_HASH_CLIFF Warning

Bitaxe – Hashrate Cliff / Drops to Zero Cyclically

Bitaxe Supra (BM1368), Bitaxe Ultra (BM1366), Bitaxe Gamma (BM1370), Bitaxe Hex (6x...

Moderate DIY

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Last reviewed May 25, 2026.