If you spam the reload button on multiplayer, it deletes all of your servers
And how to reproduce is right there.
Thanks
MC-77518
Minecraft Reloading error
Resolved
Duplicate
0
_Roofer
(Unassigned)
Unconfirmed
Minecraft 1.8.2-pre6
Retrieved
Thank you for your report.
However, your ticket has been resolved as a duplicate.
This issue has been linked to the original bugreport: MC-39583. You can find or add further information on that report.
Please search before reporting any bugs, as it's likely that one exists already.