I'm running a small home server that I can use for myself, my kids, and my siblings. However, only my brother is playing on it, along with myself at this time.
Anyway, I suddenly cannot see my brother's avatar, nor can he see mine. I remember granting him OP right around the time this happened. Could the 2 be related?
Any help is greatly appreciated. I've already deleted and recreated the <UUID>.dat files to no avail.
[spoiler=My mods]ActuallyAdditions-1.10.2-r90.jar
ae2stuff-0.6.0.7-mc1.10.2.jar
AppleCore-mc1.10.2-2.1.0.jar
AppleSkin-mc1.10.2-1.0.4.jar
appliedenergistics2-rv4-alpha-8.jar
AutoRegLib-1.0-2.jar
Baubles-1.10.2-1.3.8.jar
bdlib-1.12.2.19-mc1.10.2.jar
BetterBuildersWands-0.7.0-1.10r148+5479134.jar
BetterFps-1.3.3.jar
BiomesOPlenty-1.10.2-5.0.0.2109-universal.jar
BloodMagic-1.9.4-2.1.0-69.jar
Botania r1.9-339.jar
BrandonsCore-1.10.2-2.1.1.61-universal.jar
Chameleon-1.10-2.2.1.jar
ChestTransporter-1.10.2-2.5.6.jar
Chisel-MC1.10.2-0.0.7.7.jar
chiselsandbits-12.8.jar
CodeChickenCore-1.10.2-2.3.5.91-universal.jar
CodeChickenLib-1.10.2-2.4.3.145-universal.jar
compatlayer-1.10-0.1.3.jar
CookingForBlockheads_1.10.2-4.2.26.jar
CraftTweaker-1.10.2-3.0.15.jar
Cyclic-1.10.2-1.9.1.jar
D3Core-1.9.4-1.3.0.59.jar
Decocraft-2.3.5_1.10.2.jar
deepresonance-1.1x-1.4.1.jar
Draconic-Evolution-1.10.2-2.0.3.137-universal.jar
ElecCore-1.10.2-1.6.360.jar
ElevatorMod[V.1.3.0][MC.1.10.2].jar
embers-0.016.jar
EnderCore-1.10.2-0.4.1.60-beta.jar
EnderIO-1.10.2-3.0.1.139_beta.jar
EnderStorage-1.10.2-2.1.5.84-universal.jar
EnderZoo-1.10-1.2.3.43.jar
environmentaltech-1.10.2-0.10.5h.jar
extrautils2-1.10.2-1.1.2.jar
ExtremeReactors-1.10.2-0.4.5.21.jar
FastLeafDecay-v11.jar
foamfix-0.3.2a-law.jar
forestry_1.10.2-5.2.16.334.jar
Forgelin-1.1.0.jar
FTBLib-1.10.2-3.2.1.jar
FTBUtilities-1.10.2-3.2.1.jar
generators-0.9.20.19-mc1.10.2.jar
GraveStone Mod 1.5.9.jar
Gravitation Suite-3.0.1.jar
Guide-API-1.10.2-2.0.2-45.jar
HammerCore_1.10.2-1.1.8.jar
iChunUtil-1.10.2-6.1.0.jar
ImmersiveEngineering-0.10-52.jar
industrialcraft-2-2.6.128-ex110.jar
InventoryTweaks-1.62-dev-66.jar
IronBackpacks-1.10.2-2.2.19.jar
ironchest-1.10.2-7.0.11.797.jar
jei_1.10.2-3.13.6.389.jar
journeymap-1.10.2-5.3.2.jar
JustEnoughResources-1.10.2-0.5.8.98.jar
malisiscore-1.10.2-4.2.9.jar
Mantle-1.10.2-1.1.3.jar
MCA-1.10.2-5.2.3-universal.jar
mcjtylib-1.1x-2.3.1.jar
MCMultiPart-experimental-2.0.0_88-universal.jar
Mekanism-1.10.2-9.2.1.295.jar
MekanismGenerators-1.10.2-9.2.1.295.jar
MekanismTools-1.10.2-9.2.1.295.jar
MineTweakerRecipeMaker-1.10.2-1.2.1.20.jar
ModLister-1.10.2-2.1.8.jar
modnametooltip_1.10.2-1.6.0.jar
ModTweaker2-2.0.7.jar
Morpheus-1.10.2-3.1.12.jar
MouseTweaks-2.6.4-mc1.10.2.jar
mpbasic-1.10.2-1.1.3.jar
mputils-1.10.2-1.2.3.jar
MTLib-1.0.0.jar
mysticalagriculture[1.10.2]-1.3.6.jar
natura-1.10.2-4.0.0.93.jar
NoMobSpawningOnTrees-1.1.9-mc1.10.2.jar
NotEnoughItems-1.10.2-2.1.2.163-universal.jar
notenoughwands-1.10-1.4.0.jar
Pam's HarvestCraft 1.9.4-1.10.2h.jar
PiP-1.10.2-6.0.0.jar
platforms-1.10.0-1.2.7.jar
PlayerAPI-1.10.2-1.0.jar
pressure-1.3.1.20-mc1.10.2.jar
ProgressiveAutomation-1.10.2-1.6.53.jar
Psi-r1.0-42.jar
quantumflux-1.10.2-2.0.9.jar
QuantumStorage-1.10.2-3.2.12.jar
Quark-r1.1-66.jar
RadixCore-1.10.2-2.1.3-universal.jar
Railcraft_1.10.2-10.0.1.jar
rangedpumps-0.3.jar
ReAuth-3.2.jar
RebornCore-1.10.2-2.8.3.71-universal.jar
RedstoneFluxArsenal-[1.10.2]-1.0.jar
Reliquary-1.10.2-1.3.3.585.jar
rftools-1.1x-5.71.jar
rftoolsctrl-1.1x-1.6.3.jar
rftoolsdim-1.1x-4.51.jar
RoguelikeDungeons-1.10.2-1.5.4.jar
roots-0.208.jar
RTG-1.10.2-4.1.2.0.jar
ShadowMC-1.10.2-3.6.0.jar
shetiphiancore-1.10.0-3.3.6.jar
SimplyJetpacks2-1.10.2-2.0.3.23.jar
SleepingBag-1.10.2-1.4.0.jar
SolarFluxReborn_1.10.2-1.6r.jar
stacksize-1.10.2-1.2.jar
Substratum-1.10.2-1.8.2.1.jar
SuperCircuitMaker-1.0.4.jar
TConstruct-1.10.2-2.6.1.jar
theoneprobe-1.10-1.3.3.jar
Tinkers' Addons-1.10.x-1.0.3.jar
TinkerToolLeveling-1.10.2-1.0.1.jar
topaddons-1.10.2-0.9.0.jar
Torcherino-4.2s.jar
torchmaster-1.0.1.jar
Translocators-1.10.2-2.1.3.34-universal.jar
TrashSlot_1.10.2-6.3.7.jar
UniDict-1.10.2-2.4.jar
valkyrielib-1.10.2-0.10.5e.jar
VeinMiner-0.35.1-1.9r584+f4a2566.jar
WailaHarvestability-mc1.10.2-1.1.9.jar
WanionLib-1.10.2-1.2.jar
Wawla-1.10.2-2.3.1.214.jar
worldedit-forge-mc1.10.2-6.1.4-dist.jar
xprings-1.2.0.jar
zerocore-1.10.2-0.0.8.2.jar