[22:30:42] [Server thread/INFO]: Running resynchronization of Factions Top expect some lag!
[22:30:42] [Server thread/WARN]: [FactionsTop] Task #123 for FactionsTop v3.5 generated an exception
java.lang.RuntimeException: Economy username cannot be null
	at com.earth2me.essentials.api.Economy.getUserByName(Economy.java:84) ~[?:?]
	at com.earth2me.essentials.api.Economy.getMoneyExact(Economy.java:104) ~[?:?]
	at com.earth2me.essentials.api.Economy.getMoney(Economy.java:99) ~[?:?]
	at net.milkbowl.vault.economy.plugins.Economy_Essentials.getBalance(Economy_Essentials.java:78) ~[?:?]
	at net.milkbowl.vault.economy.AbstractEconomy.getBalance(AbstractEconomy.java:20) ~[?:?]
	at me.determined.ftop.calc.Calc.setFactionMoney(Calc.java:38) ~[?:?]
	at me.determined.ftop.calc.ReSync.<init>(ReSync.java:67) ~[?:?]
	at me.determined.ftop.FTop$1.run(FTop.java:57) ~[?:?]
	at org.bukkit.craftbukkit.v1_7_R4.scheduler.CraftTask.run(CraftTask.java:71) ~[spigot-1649.jar:git-Spigot-1649]
	at org.bukkit.craftbukkit.v1_7_R4.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:350) [spigot-1649.jar:git-Spigot-1649]
	at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:641) [spigot-1649.jar:git-Spigot-1649]
	at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:289) [spigot-1649.jar:git-Spigot-1649]
	at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:584) [spigot-1649.jar:git-Spigot-1649]
	at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:490) [spigot-1649.jar:git-Spigot-1649]
	at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [spigot-1649.jar:git-Spigot-1649]