diff --git a/CHANGELOG.md b/CHANGELOG.md
index 296bfbd9e..016acf7bd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+## 3.0.1
+__21.12.2021__
+
+- Fix CliItegration plugin not working with IgnoreExceptions (#256)
+- Use logger instead of print (#259)
+- Fix typo in file name (#260)
+- Nullable close code (#261)
+- Missing ActivityBuilder (#262)
+
 ## 3.0.0
 __19.12.2021__
 
@@ -16,6 +25,7 @@ __19.12.2021__
   > Previously similar behavior was available but wasn't working as intended.
 - Implemented ITextVoiceTextChannel.
   > Discords beta feature `chat in voice channels` was implemented in form of `ITextVoiceTextChannel` interface
+- Added support for Guild Scheduled Events
 - Do not send auth header when it's not needed
 - Added support for Dart 2.15
 - Fixup message update payload deserialization
diff --git a/lib/nyxx.dart b/lib/nyxx.dart
index eb4c6dfc7..dfab87bec 100644
--- a/lib/nyxx.dart
+++ b/lib/nyxx.dart
@@ -157,7 +157,7 @@ export 'src/utils/builders/guild_builder.dart' show GuildBuilder, RoleBuilder;
 export 'src/utils/builders/channel_builder.dart';
 export 'src/utils/builders/message_builder.dart' show MessageBuilder, MessageDecoration;
 export 'src/utils/builders/permissions_builder.dart' show PermissionOverrideBuilder, PermissionsBuilder;
-export 'src/utils/builders/presence_builder.dart' show PresenceBuilder;
+export 'src/utils/builders/presence_builder.dart' show PresenceBuilder, ActivityBuilder;
 export 'src/utils/builders/reply_builder.dart' show ReplyBuilder;
 export 'src/utils/builders/sticker_builder.dart' show StickerBuilder;
 export 'src/utils/builders/thread_builder.dart' show ThreadArchiveTime, ThreadBuilder;
@@ -167,7 +167,7 @@ export 'src/utils/permissions.dart' show PermissionsUtils;
 export 'src/utils/utils.dart' show ListSafeFirstWhere;
 
 export 'src/plugin/plugin.dart' show BasePlugin;
-export 'src/plugin/plugin_manger.dart' show IPluginManager;
+export 'src/plugin/plugin_manager.dart' show IPluginManager;
 export 'src/plugin/plugins/cli_integration.dart' show CliIntegration;
 export 'src/plugin/plugins/ignore_exception.dart' show IgnoreExceptions;
 export 'src/plugin/plugins/logging.dart' show Logging;
diff --git a/lib/src/internal/constants.dart b/lib/src/internal/constants.dart
index 531549eb9..e451b7b4c 100644
--- a/lib/src/internal/constants.dart
+++ b/lib/src/internal/constants.dart
@@ -33,7 +33,7 @@ class Constants {
   static const int apiVersion = 9;
 
   /// Version of Nyxx
-  static const String version = "3.0.0";
+  static const String version = "3.0.1";
 
   /// Url to Nyxx repo
   static const String repoUrl = "https://github.com/nyxx-discord/nyxx";
diff --git a/lib/src/internal/shard/shard.dart b/lib/src/internal/shard/shard.dart
index 1ccf6c98c..a3a9069e0 100644
--- a/lib/src/internal/shard/shard.dart
+++ b/lib/src/internal/shard/shard.dart
@@ -226,7 +226,12 @@ class Shard implements IShard {
   }
 
   void _handleError(dynamic data) {
-    final closeCode = data["errorCode"] as int;
+    final closeCode = data["errorCode"] as int?;
+
+    if (closeCode == null) {
+      manager.logger.warning("Received null close = client is probably closing. Payload: `$data`");
+      return;
+    }
 
     _connected = false;
     _heartbeatTimer.cancel();
@@ -528,7 +533,7 @@ class Shard implements IShard {
             if (manager.connectionManager.client.options.dispatchRawShardEvent) {
               manager.onRawEventController.add(RawEvent(this, rawPayload));
             } else {
-              print("UNKNOWN OPCODE: $rawPayload");
+              manager.logger.info("UNKNOWN OPCODE: $rawPayload");
             }
         }
         break;
diff --git a/lib/src/plugin/plugin_manger.dart b/lib/src/plugin/plugin_manager.dart
similarity index 100%
rename from lib/src/plugin/plugin_manger.dart
rename to lib/src/plugin/plugin_manager.dart
diff --git a/lib/src/plugin/plugins/ignore_exception.dart b/lib/src/plugin/plugins/ignore_exception.dart
index 82fc077d4..62a77c721 100644
--- a/lib/src/plugin/plugins/ignore_exception.dart
+++ b/lib/src/plugin/plugins/ignore_exception.dart
@@ -1,4 +1,5 @@
 import 'dart:async';
+import 'dart:io';
 import 'dart:isolate';
 
 import 'package:logging/logging.dart';
@@ -15,6 +16,10 @@ class IgnoreExceptions extends BasePlugin {
       final stackTrace = err[1] != null ? ". Stacktrace: \n${err[1]}" : "";
 
       logger.shout("Got Error: Message: [${err[0]}]$stackTrace");
+
+      if (err[0].startsWith('UnrecoverableNyxxError') as bool) {
+        Isolate.current.kill();
+      }
     });
 
     Isolate.current.addErrorListener(errorsPort.sendPort);
diff --git a/pubspec.yaml b/pubspec.yaml
index 900ccb7cc..5e6d56768 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: nyxx
-version: 3.0.0
+version: 3.0.1
 description: A Discord library for Dart. Simple, robust framework for creating discord bots for Dart language.
 homepage: https://github.com/nyxx-discord/nyxx
 repository: https://github.com/nyxx-discord/nyxx