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Troubleshooting

Common problems when setting up mining or wallets. Pick the symptom that matches yours.

Miner won't start

Symptoms

  • Double-clicking the bat/sh file closes instantly
  • CUDA or GPU driver errors in the console
  • Antivirus quarantined the miner

Try this

  1. Update NVIDIA drivers (or AMD drivers for WildRig). Restart the PC.
  2. Run the miner from Command Prompt so you can read the error text.
  3. Add an antivirus exception for the miner folder.
  4. Confirm the algorithm is QHash / qhash, not SHA-256 or Ethash.
  5. Re-download the miner from the official link on /pool or /start/mine.
Invalid wallet address

Symptoms

  • Pool rejects your address
  • Address doesn't start with bc1
  • Copied the wrong string from the wallet

Try this

  1. QTC uses SegWit addresses starting with bc1. Generate one in the official browser wallet.
  2. Copy the receiving address only, never your seed phrase.
  3. Paste into a text file first to check for extra spaces or line breaks.
  4. Complete the Wallet 101 Academy lesson if you're unsure.
0 hashrate or no shares

Symptoms

  • Miner runs but pool dashboard shows zero hashrate
  • Connected but no shares accepted
  • Worker name missing on pool site

Try this

  1. Verify pool host and port match your config (LuckyPool default: port 8610 or 8611).
  2. Check firewall allows outbound connections on the pool port.
  3. Use a short worker name (e.g. rig1) with no special characters.
  4. Wait 5-10 minutes; some pools delay stats updates.
  5. Search your bc1 address on the pool site, not the worker name alone.
Wallet won't sync

Symptoms

  • Electrum stuck on synchronizing
  • Balance not updating after a patch
  • Transactions not appearing

Try this

  1. Download the latest Electrum build from superquantum.io after network patches.
  2. Restart the wallet completely (quit, not just minimize).
  3. Check /updates for Electrum server restarts or breaking patches.
  4. Browser wallet users: hard refresh and clear site cache if the UI is stale.
Stopped working after a network patch

Symptoms

  • Miner worked yesterday, dead today
  • Community mentions a hash algorithm update
  • Node or wallet version mismatch

Try this

  1. Read the latest critical entries on /updates immediately.
  2. Update qubitcoind, miner, and wallet from superquantum.io or GitHub only.
  3. Join official Telegram or X via /community for patch deadlines.
  4. Never download 'fixed' miners from random DMs or Discord links.

Still stuck? Ask the FAQ, search the glossary, or use the Quantum Tutor button (bottom right).