diff --git a/React/CxxBridge/RCTCxxBridge.mm b/React/CxxBridge/RCTCxxBridge.mm
index 3e776b612..9eeceb387 100644
--- a/React/CxxBridge/RCTCxxBridge.mm
+++ b/React/CxxBridge/RCTCxxBridge.mm
@@ -132,7 +132,6 @@ private:
 - (instancetype)initWithParentBridge:(RCTBridge *)bridge;
 - (void)partialBatchDidFlush;
 - (void)batchDidComplete;
-- (void)handleError:(NSError *)error;
 
 @end
 
@@ -146,9 +145,6 @@ struct RCTInstanceCallback : public InstanceCallback {
   }
   void incrementPendingJSCalls() override {}
   void decrementPendingJSCalls() override {}
-  void onNativeException(const std::string &what) override {
-    [bridge_ handleError:RCTErrorWithMessage(@(what.c_str()))];
-  }
   ExecutorToken createExecutorToken() override {
     return ExecutorToken(std::make_shared<PlatformExecutorToken>());
   }
diff --git a/ReactAndroid/src/main/java/com/facebook/react/cxxbridge/CatalystInstanceImpl.java b/ReactAndroid/src/main/java/com/facebook/react/cxxbridge/CatalystInstanceImpl.java
index 38a9d5485..80be1fbe5 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/cxxbridge/CatalystInstanceImpl.java
+++ b/ReactAndroid/src/main/java/com/facebook/react/cxxbridge/CatalystInstanceImpl.java
@@ -168,14 +168,6 @@ public class CatalystInstanceImpl implements CatalystInstance {
         impl.decrementPendingJSCalls();
       }
     }
-
-    @Override
-    public void onNativeException(Exception e) {
-      CatalystInstanceImpl impl = mOuter.get();
-      if (impl != null) {
-        impl.onNativeException(e);
-      }
-    }
   }
 
   private native void initializeBridge(
diff --git a/ReactAndroid/src/main/java/com/facebook/react/cxxbridge/ReactCallback.java b/ReactAndroid/src/main/java/com/facebook/react/cxxbridge/ReactCallback.java
index 6eb743dbe..d4299a439 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/cxxbridge/ReactCallback.java
+++ b/ReactAndroid/src/main/java/com/facebook/react/cxxbridge/ReactCallback.java
@@ -21,7 +21,4 @@ import com.facebook.proguard.annotations.DoNotStrip;
 
   @DoNotStrip
   void decrementPendingJSCalls();
-
-  @DoNotStrip
-  void onNativeException(Exception e);
 }
diff --git a/ReactAndroid/src/main/jni/xreact/jni/CatalystInstanceImpl.cpp b/ReactAndroid/src/main/jni/xreact/jni/CatalystInstanceImpl.cpp
index 23b1e4d2d..3c6a45166 100644
--- a/ReactAndroid/src/main/jni/xreact/jni/CatalystInstanceImpl.cpp
+++ b/ReactAndroid/src/main/jni/xreact/jni/CatalystInstanceImpl.cpp
@@ -71,16 +71,6 @@ class JInstanceCallback : public InstanceCallback {
     method(jobj_);
   }
 
-  void onNativeException(const std::string& what) override {
-    static auto exCtor =
-      Exception::javaClassStatic()->getConstructor<Exception::javaobject(jstring)>();
-    static auto method =
-      ReactCallback::javaClassStatic()->getMethod<void(Exception::javaobject)>("onNativeException");
-
-    method(jobj_, Exception::javaClassStatic()->newObject(
-             exCtor, jni::make_jstring(what).get()).get());
-  }
-
   ExecutorToken createExecutorToken() override {
     auto jobj = JExecutorToken::newObjectCxxArgs();
     return jobj->cthis()->getExecutorToken(jobj);
diff --git a/ReactCommon/cxxreact/CxxNativeModule.cpp b/ReactCommon/cxxreact/CxxNativeModule.cpp
index b487588bb..40d37f1a0 100644
--- a/ReactCommon/cxxreact/CxxNativeModule.cpp
+++ b/ReactCommon/cxxreact/CxxNativeModule.cpp
@@ -133,7 +133,6 @@ void CxxNativeModule::invoke(ExecutorToken token, unsigned int reactMethodId, fo
     try {
       method.func(std::move(params), first, second);
     } catch (const facebook::xplat::JsArgumentException& ex) {
-      // This ends up passed to the onNativeException callback.
       throw;
     } catch (...) {
       // This means some C++ code is buggy.  As above, we fail hard so the C++
diff --git a/ReactCommon/cxxreact/Instance.h b/ReactCommon/cxxreact/Instance.h
index cf1cd2459..13a66cfb3 100644
--- a/ReactCommon/cxxreact/Instance.h
+++ b/ReactCommon/cxxreact/Instance.h
@@ -19,7 +19,6 @@ struct InstanceCallback {
   virtual void onBatchComplete() = 0;
   virtual void incrementPendingJSCalls() = 0;
   virtual void decrementPendingJSCalls() = 0;
-  virtual void onNativeException(const std::string& what) = 0;
   virtual ExecutorToken createExecutorToken() = 0;
   virtual void onExecutorStopped(ExecutorToken) = 0;
 };