Try run updater:
Howlbreath updater v1.8.6
Checking if updates are needed...
Checking ../license.rtf...already up to date!
Checking ../bin/howlbreath.exe...already up to date!
Checking ../third_party_licenses/glew_license.txt...already up to date!
Checking ../third_party_licenses/cryptopp_license.txt...already up to date!
Checking ../content/pack8.zla...already up to date!
Checking ../content/pack9.zla...updating...
unable to delete cache before downloading (2), probably was not cached Stops here, Try load game crashes at 26% - try redownlaod files. Downloading new client working now, not sure issue updater.