LP version: 4.1.100

/lp group owner listmembers error
https://haste.jartexnetwork.com/curunetonu.sql

/lp search group.owner error
https://haste.jartexnetwork.com/awahuwujes.sql

Using mysql 5.7.21, and query SELECT * FROM `luckperms_user_permissions` WHERE `permission` LIKE 'group.owner' just works in command line.

I can confirm.

Shouldn’t that be prepared statements? To prevent against SQL injection etc

Yes they should.