diff --git a/ReactAndroid/src/main/java/com/facebook/react/devsupport/DevSupportManagerImpl.java b/ReactAndroid/src/main/java/com/facebook/react/devsupport/DevSupportManagerImpl.java
index 8bb5423e9c4..dd823f84ada 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/devsupport/DevSupportManagerImpl.java
+++ b/ReactAndroid/src/main/java/com/facebook/react/devsupport/DevSupportManagerImpl.java
@@ -79,7 +79,6 @@ import com.facebook.react.modules.debug.DeveloperSettings;
 public class DevSupportManagerImpl implements DevSupportManager {
 
   private static final int JAVA_ERROR_COOKIE = -1;
-  private static final int JSEXCEPTION_ERROR_COOKIE = -1;
   private static final String JS_BUNDLE_FILE_NAME = "ReactNativeDevBundle.js";
   private static enum ErrorType {
     JS,
@@ -195,13 +194,7 @@ public class DevSupportManagerImpl implements DevSupportManager {
   public void handleException(Exception e) {
     if (mIsDevSupportEnabled) {
       FLog.e(ReactConstants.TAG, "Exception in native call from JS", e);
-      if (e instanceof JSException) {
-        // TODO #11638796: convert the stack into something useful
-        showNewError(e.getMessage() + "\n\n" + ((JSException) e).getStack(), new StackFrame[] {},
-                     JSEXCEPTION_ERROR_COOKIE, ErrorType.JS);
-      } else {
-        showNewJavaError(e.getMessage(), e);
-      }
+      showNewJavaError(e.getMessage(), e);
     } else {
       mDefaultNativeModuleCallExceptionHandler.handleException(e);
     }
diff --git a/ReactAndroid/src/main/java/com/facebook/react/devsupport/JSException.java b/ReactAndroid/src/main/java/com/facebook/react/devsupport/JSException.java
deleted file mode 100644
index ca83f57bb7b..00000000000
--- a/ReactAndroid/src/main/java/com/facebook/react/devsupport/JSException.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/**
- * Copyright (c) 2015-present, Facebook, Inc.
- * All rights reserved.
- *
- * This source code is licensed under the BSD-style license found in the
- * LICENSE file in the root directory of this source tree. An additional grant
- * of patent rights can be found in the PATENTS file in the same directory.
- */
-
-package com.facebook.react.devsupport;
-
-import com.facebook.proguard.annotations.DoNotStrip;
-
-/**
- * This represents an error evaluating JavaScript.  It includes the usual
- * message, and the raw JS stack where the error occurred (which may be empty).
- */
-
-@DoNotStrip
-public class JSException extends Exception {
-  private final String mStack;
-
-  @DoNotStrip
-  public JSException(String message, String stack, Throwable cause) {
-    super(message, cause);
-    mStack = stack;
-  }
-
-  public JSException(String message, String stack) {
-    super(message);
-    mStack = stack;
-  }
-
-  public String getStack() {
-    return mStack;
-  }
-}
diff --git a/ReactAndroid/src/main/jni/xreact/jni/JMessageQueueThread.cpp b/ReactAndroid/src/main/jni/xreact/jni/JMessageQueueThread.cpp
index 2510c2841be..6cba3235cd2 100644
--- a/ReactAndroid/src/main/jni/xreact/jni/JMessageQueueThread.cpp
+++ b/ReactAndroid/src/main/jni/xreact/jni/JMessageQueueThread.cpp
@@ -9,37 +9,11 @@
 #include <folly/Memory.h>
 #include <fb/fbjni.h>
 
-#include <cxxreact/JSCHelpers.h>
-
 #include "JNativeRunnable.h"
 
 namespace facebook {
 namespace react {
 
-namespace {
-
-struct JavaJSException : jni::JavaClass<JavaJSException, JThrowable> {
-  static constexpr auto kJavaDescriptor = "Lcom/facebook/react/devsupport/JSException;";
-
-  static local_ref<JavaJSException> create(const char* message, const char* stack,
-                                           const std::exception& ex) {
-    local_ref<jthrowable> cause = jni::JCppException::create(ex);
-    return newInstance(make_jstring(message), make_jstring(stack), cause.get());
-  }
-};
-
-std::function<void()> wrapRunnable(std::function<void()>&& runnable) {
-  return [runnable=std::move(runnable)] {
-    try {
-      runnable();
-    } catch (const JSException& ex) {
-      throwNewJavaException(JavaJSException::create(ex.what(), ex.getStack().c_str(), ex).get());
-    }
-  };
-}
-
-}
-
 JMessageQueueThread::JMessageQueueThread(alias_ref<JavaMessageQueueThread::javaobject> jobj) :
     m_jobj(make_global(jobj)) {
 }
@@ -47,7 +21,7 @@ JMessageQueueThread::JMessageQueueThread(alias_ref<JavaMessageQueueThread::javao
 void JMessageQueueThread::runOnQueue(std::function<void()>&& runnable) {
   static auto method = JavaMessageQueueThread::javaClassStatic()->
     getMethod<void(Runnable::javaobject)>("runOnQueue");
-  method(m_jobj, JNativeRunnable::newObjectCxxArgs(wrapRunnable(std::move(runnable))).get());
+  method(m_jobj, JNativeRunnable::newObjectCxxArgs(runnable).get());
 }
 
 void JMessageQueueThread::runOnQueueSync(std::function<void()>&& runnable) {
@@ -55,7 +29,7 @@ void JMessageQueueThread::runOnQueueSync(std::function<void()>&& runnable) {
     getMethod<jboolean()>("isOnThread");
 
   if (jIsOnThread(m_jobj)) {
-    wrapRunnable(std::move(runnable))();
+    runnable();
   } else {
     std::mutex signalMutex;
     std::condition_variable signalCv;