diff --git a/core-utils/src/main/java/com/anytypeio/anytype/core_utils/ext/Extensions.kt b/core-utils/src/main/java/com/anytypeio/anytype/core_utils/ext/Extensions.kt
index 26830c8847..3265eadf14 100644
--- a/core-utils/src/main/java/com/anytypeio/anytype/core_utils/ext/Extensions.kt
+++ b/core-utils/src/main/java/com/anytypeio/anytype/core_utils/ext/Extensions.kt
@@ -136,4 +136,9 @@ fun <T> MutableList<T>.moveOnTop(
     val (first, last) = partition(predicate)
     clear()
     addAll(first + last)
+}
+
+inline fun <T, R> Iterable<T>.allUniqueBy(transform: (T) -> R): Boolean {
+    val hashset = hashSetOf<R>()
+    return this.all { hashset.add(transform(it)) }
 }
\ No newline at end of file
diff --git a/presentation/src/main/java/com/anytypeio/anytype/presentation/library/LibraryViewModel.kt b/presentation/src/main/java/com/anytypeio/anytype/presentation/library/LibraryViewModel.kt
index 677c379511..1340620c13 100644
--- a/presentation/src/main/java/com/anytypeio/anytype/presentation/library/LibraryViewModel.kt
+++ b/presentation/src/main/java/com/anytypeio/anytype/presentation/library/LibraryViewModel.kt
@@ -11,12 +11,14 @@ import com.anytypeio.anytype.analytics.base.sendEvent
 import com.anytypeio.anytype.analytics.props.Props
 import com.anytypeio.anytype.core_models.Id
 import com.anytypeio.anytype.core_models.Relations
+import com.anytypeio.anytype.core_utils.ext.allUniqueBy
 import com.anytypeio.anytype.core_utils.ext.orNull
 import com.anytypeio.anytype.domain.base.fold
 import com.anytypeio.anytype.domain.`object`.SetObjectDetails
 import com.anytypeio.anytype.domain.page.CreateObject
 import com.anytypeio.anytype.domain.workspace.AddObjectToWorkspace
 import com.anytypeio.anytype.domain.workspace.RemoveObjectsFromWorkspace
+import com.anytypeio.anytype.presentation.BuildConfig
 import com.anytypeio.anytype.presentation.library.delegates.LibraryRelationsDelegate
 import com.anytypeio.anytype.presentation.library.delegates.LibraryTypesDelegate
 import com.anytypeio.anytype.presentation.library.delegates.MyRelationsDelegate
@@ -285,6 +287,10 @@ class LibraryViewModel(
         libTypes: LibraryScreenState.Tabs.TabData,
         myTypes: LibraryScreenState.Tabs.TabData
     ): LibraryScreenState.Tabs.TabData {
+        if (BuildConfig.DEBUG) {
+            assert(libTypes.items.allUniqueBy { it.id })
+            assert(myTypes.items.allUniqueBy { it.id })
+        }
         return libTypes.copy(
             items = libTypes.items.map { libType ->
                 if (libType is LibraryView.LibraryTypeView) {
@@ -310,6 +316,10 @@ class LibraryViewModel(
         libRelations: LibraryScreenState.Tabs.TabData,
         myRelations: LibraryScreenState.Tabs.TabData
     ): LibraryScreenState.Tabs.TabData {
+        if (BuildConfig.DEBUG) {
+            assert(libRelations.items.allUniqueBy { it.id })
+            assert(myRelations.items.allUniqueBy { it.id })
+        }
         return libRelations.copy(
             items = libRelations.items.map { libRelation ->
                 if (libRelation is LibraryView.LibraryRelationView) {