TROUBLESHOOT
VOCALOID6
It is possible that only VOCALOID6 Editor were updated to version 6.1. Please update voice banks to version 6.1 as well.
Please download the updater from the following site and update both the Editor and voice banks to V6.1 or later.
If you are unable to find a solution in the Troubleshooting section, please use the Inquiry Form to submit an inquiry.