diff --git a/CHANGELOG.md b/CHANGELOG.md
index 96d1588..69ab610 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,12 @@ that can be found in the LICENSE file. -->
 
 See the [Migration Guide](guides/migration_guide.md) for breaking changes between versions.
 
+## 4.2.1
+
+### Fixes
+
+- Fix ignore locks when exception throws.
+
 ## 4.2.0
 
 ### Breaking changes
diff --git a/example/pubspec.yaml b/example/pubspec.yaml
index ee8f3d8..b1f9145 100644
--- a/example/pubspec.yaml
+++ b/example/pubspec.yaml
@@ -1,6 +1,6 @@
 name: wechat_camera_picker_demo
 description: A new Flutter project.
-version: 4.2.0+32
+version: 4.2.1+33
 publish_to: none
 
 environment:
diff --git a/lib/src/states/camera_picker_state.dart b/lib/src/states/camera_picker_state.dart
index fb9bc66..906d683 100644
--- a/lib/src/states/camera_picker_state.dart
+++ b/lib/src/states/camera_picker_state.dart
@@ -334,7 +334,7 @@ class CameraPickerState extends State<CameraPicker>
       return initializeLock!.future;
     }
     final lock = ignoreLocks ? initializeLock! : Completer<void>();
-    if (ignoreLocks) {
+    if (lock != initializeLock) {
       initializeLock = lock;
     }
     Future(() async {
diff --git a/pubspec.yaml b/pubspec.yaml
index 4d313e7..8ad66d4 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: wechat_camera_picker
-version: 4.2.0
+version: 4.2.1
 description: |
   A camera picker for Flutter projects based on WeChat's UI,
   which is also a separate runnable extension to the