If you have a CDM wallet you need to upgrade before block 330k. this update is mandatory.
stop your current wallet.
go to File, then exit.
Find your data folder. (make sure you have windows set to 'show hidden files')
In windows it should be :
C:\Users\yourpcname\AppData\Roaming\Condominium
When in condominium folder, make a new folder called 'Wallet_backup'
Copy the
Wallet.dat file and paste into Wallet_backup folder.
Then delete the folders :
backups,blocks,chainstate,sporks,zerocoin. and the file db.log
Download
https://cdmcoin.org/cdm_temp.zip
Then unzip the files and place it in your condominium roaming file. i.e. C:\Users\yourpcname\AppData\Roaming\Condominium
Download new wallet
https://github.com/condominium/CondominiumCore/releases/tag/v1.3.1.0
Start new wallet.
wallet should now be updated.
Edit :
If your antivirus marks the program as a virus, make a folder on you c: drive called exclude, then tell your antivirus software to exclude scanning of that folder.
Then place v1.3.1.0 into that folder.
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