diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/MatteryBlockEntity.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/MatteryBlockEntity.kt
index c482650e4..c404ee458 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/MatteryBlockEntity.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/MatteryBlockEntity.kt
@@ -342,7 +342,7 @@ abstract class MatteryBlockEntity(p_155228_: BlockEntityType<*>, p_155229_: Bloc
 					optional.invalidate()
 
 					if (SERVER_IS_LIVE)
-						level?.once { setChanged() }
+						level?.once { if (!this@MatteryBlockEntity.isRemoved) setChanged() }
 				}
 			}
 
@@ -354,7 +354,7 @@ abstract class MatteryBlockEntity(p_155228_: BlockEntityType<*>, p_155229_: Bloc
 						optional = LazyOptional.of { capability }
 
 						if (SERVER_IS_LIVE)
-							level?.once { setChanged() }
+							level?.once { if (!this@MatteryBlockEntity.isRemoved) setChanged() }
 					}
 				}
 			}
@@ -365,7 +365,7 @@ abstract class MatteryBlockEntity(p_155228_: BlockEntityType<*>, p_155229_: Bloc
 					optional.invalidate()
 
 					if (SERVER_IS_LIVE)
-						level?.once { setChanged() }
+						level?.once { if (!this@MatteryBlockEntity.isRemoved) setChanged() }
 				}
 			}
 
@@ -377,7 +377,7 @@ abstract class MatteryBlockEntity(p_155228_: BlockEntityType<*>, p_155229_: Bloc
 						optional = LazyOptional.of { capability }
 
 						if (SERVER_IS_LIVE)
-							level?.once { setChanged() }
+							level?.once { if (!this@MatteryBlockEntity.isRemoved) setChanged() }
 					}
 				}
 			}
@@ -491,8 +491,10 @@ abstract class MatteryBlockEntity(p_155228_: BlockEntityType<*>, p_155229_: Bloc
 		if (isRemoved) markSynchronizerClean()
 
 		if (level?.isClientSide == false && (_subCache == null || (_subCache ?: throw ConcurrentModificationException()).players.isNotEmpty())) {
-			ru.dbotthepony.mc.otm.onceServer {
-				synchronizeToPlayers(true)
+			onceServer {
+				if (!isRemoved) {
+					synchronizeToPlayers(true)
+				}
 			}
 		} else {
 			markSynchronizerClean()
@@ -527,8 +529,10 @@ abstract class MatteryBlockEntity(p_155228_: BlockEntityType<*>, p_155229_: Bloc
 				}
 			} else {
 				level.once {
-					for (side in _sides.values) {
-						side.updateTracked()
+					if (!isRemoved) {
+						for (side in _sides.values) {
+							side.updateTracked()
+						}
 					}
 				}
 			}
@@ -671,7 +675,9 @@ abstract class MatteryBlockEntity(p_155228_: BlockEntityType<*>, p_155229_: Bloc
 			if (!blockEntities.add(blockEntity)) return
 
 			onceServer {
-				blockEntity.synchronizeToPlayers(false)
+				if (!blockEntity.isRemoved && blockEntity in blockEntities) {
+					blockEntity.synchronizeToPlayers(false)
+				}
 			}
 
 			if (blockEntity.synchronizer.hasObservers && blockEntity.tickList.ticks == 0) {