Minecolonies version

version 1.10.2-0.6.2033
Forge version: forge-1.10.2-12.18.2.2171
Spongforge Version: spongeforge-1.10.2-2171-5.1.0-BETA-2000

Expected behavior

-Materials should be the same as before server restart

Actual behaviour

• Each time the server restarts, any unfinished building jobs' materials double.