diff --git a/react-packager/src/DependencyResolver/DependencyGraph/ResolutionRequest.js b/react-packager/src/DependencyResolver/DependencyGraph/ResolutionRequest.js
index dda09abe..e8396de6 100644
--- a/react-packager/src/DependencyResolver/DependencyGraph/ResolutionRequest.js
+++ b/react-packager/src/DependencyResolver/DependencyGraph/ResolutionRequest.js
@@ -65,7 +65,8 @@ class ResolutionRequest {
     };
 
     const forgive = (error) => {
-      if (error.type !== 'UnableToResolveError') {
+      if (error.type !== 'UnableToResolveError' ||
+        this._platform === 'ios') {
         throw error;
       }
 
@@ -92,7 +93,7 @@ class ResolutionRequest {
     return this._resolveNodeDependency(fromModule, toModuleName)
       .then(
         cacheResult,
-        forgive
+        forgive,
       );
   }
 
@@ -193,12 +194,20 @@ class ResolutionRequest {
           path.relative(packageName, realModuleName)
         );
         return this._tryResolve(
-          () => this._loadAsFile(potentialModulePath),
-          () => this._loadAsDir(potentialModulePath),
+          () => this._loadAsFile(
+            potentialModulePath,
+            fromModule,
+            toModuleName,
+          ),
+          () => this._loadAsDir(potentialModulePath, fromModule, toModuleName),
         );
       }
 
-      throw new UnableToResolveError('Unable to resolve dependency');
+      throw new UnableToResolveError(
+        fromModule,
+        toModuleName,
+        'Unable to resolve dependency',
+      );
     });
   }
 
@@ -218,8 +227,8 @@ class ResolutionRequest {
               path.join(path.dirname(fromModule.path), toModuleName);
       return this._redirectRequire(fromModule, potentialModulePath).then(
         realModuleName => this._tryResolve(
-          () => this._loadAsFile(realModuleName),
-          () => this._loadAsDir(realModuleName)
+          () => this._loadAsFile(realModuleName, fromModule, toModuleName),
+          () => this._loadAsDir(realModuleName, fromModule, toModuleName)
         )
       );
     } else {
@@ -234,14 +243,18 @@ class ResolutionRequest {
             );
           }
 
-          let p = Promise.reject(new UnableToResolveError('Node module not found'));
+          let p = Promise.reject(new UnableToResolveError(
+            fromModule,
+            toModuleName,
+            'Node module not found',
+          ));
           searchQueue.forEach(potentialModulePath => {
             p = this._tryResolve(
               () => this._tryResolve(
                 () => p,
-                () => this._loadAsFile(potentialModulePath),
+                () => this._loadAsFile(potentialModulePath, fromModule, toModuleName),
               ),
-              () => this._loadAsDir(potentialModulePath)
+              () => this._loadAsDir(potentialModulePath, fromModule, toModuleName)
             );
           });
 
@@ -250,12 +263,16 @@ class ResolutionRequest {
     }
   }
 
-  _loadAsFile(potentialModulePath) {
+  _loadAsFile(potentialModulePath, fromModule, toModule) {
     return Promise.resolve().then(() => {
       if (this._helpers.isAssetFile(potentialModulePath)) {
         const dirname = path.dirname(potentialModulePath);
         if (!this._fastfs.dirExists(dirname)) {
-          throw new UnableToResolveError(`Directory ${dirname} doesn't exist`);
+          throw new UnableToResolveError(
+            fromModule,
+            toModule,
+            `Directory ${dirname} doesn't exist`,
+          );
         }
 
         const {name, type} = getAssetDataFromName(potentialModulePath);
@@ -289,17 +306,25 @@ class ResolutionRequest {
       } else if (this._fastfs.fileExists(potentialModulePath + '.json')) {
         file = potentialModulePath + '.json';
       } else {
-        throw new UnableToResolveError(`File ${potentialModulePath} doesnt exist`);
+        throw new UnableToResolveError(
+          fromModule,
+          toModule,
+          `File ${potentialModulePath} doesnt exist`,
+        );
       }
 
       return this._moduleCache.getModule(file);
     });
   }
 
-  _loadAsDir(potentialDirPath) {
+  _loadAsDir(potentialDirPath, fromModule, toModule) {
     return Promise.resolve().then(() => {
       if (!this._fastfs.dirExists(potentialDirPath)) {
-        throw new UnableToResolveError(`Invalid directory ${potentialDirPath}`);
+        throw new UnableToResolveError(
+          fromModule,
+          toModule,
+          `Invalid directory ${potentialDirPath}`,
+        );
       }
 
       const packageJsonPath = path.join(potentialDirPath, 'package.json');
@@ -307,13 +332,17 @@ class ResolutionRequest {
         return this._moduleCache.getPackage(packageJsonPath)
           .getMain().then(
             (main) => this._tryResolve(
-              () => this._loadAsFile(main),
-              () => this._loadAsDir(main)
+              () => this._loadAsFile(main, fromModule, toModule),
+              () => this._loadAsDir(main, fromModule, toModule)
             )
           );
       }
 
-      return this._loadAsFile(path.join(potentialDirPath, 'index'));
+      return this._loadAsFile(
+        path.join(potentialDirPath, 'index'),
+        fromModule,
+        toModule,
+      );
     });
   }
 
@@ -328,17 +357,20 @@ function resolutionHash(modulePath, depName) {
 }
 
 
-function UnableToResolveError() {
+function UnableToResolveError(fromModule, toModule, message) {
   Error.call(this);
   Error.captureStackTrace(this, this.constructor);
-  var msg = util.format.apply(util, arguments);
-  this.message = msg;
+  this.message = util.format(
+    'Unable to resolve module %s from %s: %s',
+    toModule,
+    fromModule.path,
+    message,
+  );
   this.type = this.name = 'UnableToResolveError';
 }
 
 util.inherits(UnableToResolveError, Error);
 
-
 function normalizePath(modulePath) {
   if (path.sep === '/') {
     modulePath = path.normalize(modulePath);
@@ -349,5 +381,4 @@ function normalizePath(modulePath) {
   return modulePath.replace(/\/$/, '');
 }
 
-
 module.exports = ResolutionRequest;
diff --git a/react-packager/src/Server/index.js b/react-packager/src/Server/index.js
index 4fd0be57..c18fe04a 100644
--- a/react-packager/src/Server/index.js
+++ b/react-packager/src/Server/index.js
@@ -388,7 +388,9 @@ class Server {
       'Content-Type': 'application/json; charset=UTF-8',
     });
 
-    if (error.type === 'TransformError' || error.type === 'NotFoundError') {
+    if (error.type === 'TransformError' ||
+        error.type === 'NotFoundError' ||
+        error.type === 'UnableToResolveError') {
       error.errors = [{
         description: error.description,
         filename: error.filename,