.JAR based server with pre existing (14w25b) world, all Locked repeaters were replaced with generic repeaters.
This did NOT occur in single player (on any of the 3 platforms tested on)
MC-59026
SERVER locked repeater replaced with generic repeater
Resolved
Cannot Reproduce
0
14w26b was messing up save data.
Please retry with a backup copy of the world and 14w26c.