Fix

PlayerTags/Data/PluginData.cs

@@ -245,7 +245,7 @@ namespace PlayerTags.Data
 
         public void RemoveCustomTagFromIdentities(Tag customTag)
         {
-            foreach (var identity in Identities)
+            foreach (var identity in Identities.ToArray())
             {
                 RemoveCustomTagFromIdentity(customTag, identity);
             }

PlayerTags/PlayerTags.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
     <PropertyGroup>
         <Authors>r00telement</Authors>
-        <Version>1.1.6.0</Version>
+        <Version>1.1.6.1</Version>
     </PropertyGroup>
 
     <PropertyGroup>

PlayerTags/Resources/Strings.Designer.cs

@@ -96,6 +96,15 @@ namespace PlayerTags.Resources {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to Custom id.
+        /// </summary>
+        public static string Loc_CustomId {
+            get {
+                return ResourceManager.GetString("Loc_CustomId", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to Custom.
         /// </summary>

PlayerTags/Resources/Strings.resx

@@ -444,6 +444,10 @@
     <value>Enabled</value>
   </data>
 
+  <data name="Loc_CustomId" xml:space="preserve">
+    <value>Custom id</value>
+  </data>
+
   <data name="Loc_GeneralCategory" xml:space="preserve">
     <value>General properties</value>
   </data>