diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/network/GenericNetworkChannel.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/network/GenericNetworkChannel.kt
index 931fad1fb..7cfedece9 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/network/GenericNetworkChannel.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/network/GenericNetworkChannel.kt
@@ -17,6 +17,8 @@ import ru.dbotthepony.mc.otm.android.feature.ItemEntityDataPacket
 import ru.dbotthepony.mc.otm.block.entity.MatteryBlockEntity
 import ru.dbotthepony.mc.otm.client.minecraft
 import ru.dbotthepony.mc.otm.client.onceClient
+import ru.dbotthepony.mc.otm.core.collect.map
+import ru.dbotthepony.mc.otm.core.collect.reduce
 import ru.dbotthepony.mc.otm.item.QuantumBatteryItem
 import ru.dbotthepony.mc.otm.matter.MatterManager
 import java.util.*
@@ -69,12 +71,11 @@ class BlockEntitySyncPacket(val position: BlockPos, val buffer: ByteArray, val v
 		val blockEntity = level.getBlockEntity(position)
 
 		if (blockEntity == null) {
-			LOGGER.warn("Putting BlockEntitySyncPacket received for $position into backlog because there is literally no block entity there! This is CERTAINLY a bug in one of optimizing mods you have or server has installed! This might cause memory leak.")
-
-			backlog.computeIfAbsent(level) { Object2ObjectOpenHashMap() }
+			val list = backlog.computeIfAbsent(level) { Object2ObjectOpenHashMap() }
 				.computeIfAbsent(position, Object2ObjectFunction { ArrayList() })
-				.add(this)
 
+			list.add(this)
+			LOGGER.warn("Putting BlockEntitySyncPacket received for $position into backlog (size: ${list.iterator().map { it.validBytes }.reduce(0, Int::plus) } bytes) because there is literally no block entity there! This might cause memory leak.")
 			return
 		} else if (blockEntity !is MatteryBlockEntity) {
 			LOGGER.warn("Dropping BlockEntitySyncPacket received for $position, because there is $blockEntity which is not MatteryBlockEntity!")