GlobalMovementClub Core v0.7.7.3

• Small UI fixes.

Masternodes upgrade is not required.

GlobalMovementClub Core v0.7.7.2

• Adjust chain params.
• Fixed recent build issues.
• Reapplied UI assets that were missing on previous release.

Masternodes upgrade is not required.

GlobalMovementClub Core v0.7.7.1

• Better visual look, matches recent naming change.
• Changed datadir path: now it's ~/.gmc/ instead of ~/.grandmastercoincore/
• Captured recent chain checkpoints.

To keep existing coin wallets and avoid redownloading blockchain:

• Stop node/wallet.
• Make a backup of your wallet.dat
• Rename datadir from ~/.grandmastercoincore/ to ~/.gmc/
  On Windows, it's: %appdata%\GrandMasterCoinCore\ to %appdata%\GlobalMovementClubCore\
  On MacOS, it's: ~/Library/Application Support/GrandMasterCoinCore/ to ~/Library/Application Support/GlobalMovementClubCore/
• Start node/wallet.

GrandMasterCoin Core v0.7.6.2

Released v0.7.6.2

❗️ This is mandatory update. Please upgrade your wallets, masternodes, mining pools and exchanges.

• Higher MN required collateral: 5000 GMC
• Block reward: 12 (starting with 60519 height)
• Increased minimal masternode protocol version
• Prepared network for more smoother transition

To upgrade desktop wallet:

• Just download and run recent version.

To upgrade existing masternode:

1. Connect to your masternode server (under user with sudo/root privileges). Then run:

curl -sL https://raw.githubusercontent.com/grandmastercoin/mn_install/master/upgrade-mn-0.7.6.2.sh | sudo -E bash -

2. Wait for "Masternode upgrade complete!" message.
3. Go to your local wallet, which you're using with masternodes.conf. Open masternodes.conf.
4. Comment-out your current masternodes at masternodes.conf. It would make those inputs spendable again.
5. Close your local wallet. Open your local wallet datadir folder:
   On Windows: C:\Users\youruser\AppData\Roaming\GrandMasterCoinCore
   On MacOS: ~/Library/Application Support/GrandMasterCoinCore/
   On Linux: ~/.grandmastercoincore/
6. Remove those files: mncache.dat, mnpayments.dat and peers.dat
7. Reopen your local wallet.
8. Prepare 5000 GMC and send it to any your own new address. Wait for ~15 confirmations.
9. Open Debug console, run: masternode outputs
10. Use those outputs to replace outputs at masternodes.conf. Save it.
11. Restart your local wallet. Wait until it's completely synced (around ~2min).
12. Select your masternodes from Masternode tab and start them.

To upgrade mining pools:

1. Stop GMC node and stratum.
2. Replace binary.
3. Remove mncache.dat, mnpayments.dat and peers.dat (to catch MN-related metadata from recent nodes).
4. Upgrade your pool's reward settings.
5. Run GMC node. Wait until mnsync is finished, then run stratum.

To upgrade exchanges:

• Just replace binary and restart GMC node.

GrandMasterCoin Core v0.7.6.1

Revert keys for network services

GrandMasterCoin Core v0.7.5.2

Bump version, v0.7.5.2

GrandMasterCoin Core v0.7.5.1

Release GMC, v0.7.5.1