SQLSTATE: Integrity constraint violation: 1062 Duplicate entry ’10-0-1-19′ for key 1
This issue was discovered in 126.96.36.199 release
Please check Magento Forum for more detailed information:
However, changes made are saved correctly.
We suggest ignoring this warning until it’d be fixed in further Magento releases.
Or you can try this workaroung:
You just have to remove
and replace it by