diff --git a/doric-android/doric/src/main/java/pub/doric/DoricNativeDriver.java b/doric-android/doric/src/main/java/pub/doric/DoricNativeDriver.java
index c4b2031e..a128cde7 100644
--- a/doric-android/doric/src/main/java/pub/doric/DoricNativeDriver.java
+++ b/doric-android/doric/src/main/java/pub/doric/DoricNativeDriver.java
@@ -141,17 +141,25 @@ public class DoricNativeDriver implements IDoricDriver {
         }
     }
 
+    private DoricPerformanceProfile getDoricPerformanceProfile(String contextId) {
+        DoricContext doricContext = DoricContextManager.getContext(contextId);
+        if (doricContext != null) {
+            return doricContext.getPerformanceProfile();
+        }
+        return new DoricPerformanceProfile("Empty");
+    }
+
     @Override
     public AsyncResult<Boolean> createContext(final String contextId, final String script, final String source) {
-        final DoricPerformanceProfile performanceProfile = DoricContextManager.getContext(contextId).getPerformanceProfile();
-        performanceProfile.prepare(DoricPerformanceProfile.STEP_CREATE);
+        final DoricPerformanceProfile profile = getDoricPerformanceProfile(contextId);
+        profile.prepare(DoricPerformanceProfile.STEP_CREATE);
         return AsyncCall.ensureRunInHandler(mJSHandler, new Callable<Boolean>() {
             @Override
             public Boolean call() {
                 try {
-                    performanceProfile.start(DoricPerformanceProfile.STEP_CREATE);
+                    profile.start(DoricPerformanceProfile.STEP_CREATE);
                     doricJSEngine.prepareContext(contextId, script, source);
-                    performanceProfile.end(DoricPerformanceProfile.STEP_CREATE);
+                    profile.end(DoricPerformanceProfile.STEP_CREATE);
                     return true;
                 } catch (Exception e) {
                     doricJSEngine.getRegistry().onException(DoricContextManager.getContext(contextId), e);
@@ -164,7 +172,7 @@ public class DoricNativeDriver implements IDoricDriver {
 
     @Override
     public AsyncResult<Boolean> destroyContext(final String contextId) {
-        final DoricPerformanceProfile profile = DoricContextManager.getContext(contextId).getPerformanceProfile();
+        final DoricPerformanceProfile profile = getDoricPerformanceProfile(contextId);
         profile.prepare(DoricPerformanceProfile.STEP_DESTROY);
         return AsyncCall.ensureRunInHandler(mJSHandler, new Callable<Boolean>() {
             @Override
diff --git a/doric-iOS/Pod/Classes/Engine/DoricJSEngine.m b/doric-iOS/Pod/Classes/Engine/DoricJSEngine.m
index b51a29f7..13831eaf 100644
--- a/doric-iOS/Pod/Classes/Engine/DoricJSEngine.m
+++ b/doric-iOS/Pod/Classes/Engine/DoricJSEngine.m
@@ -97,7 +97,7 @@ - (instancetype)init {
         }.mutableCopy;
         self.registry = [[DoricRegistry alloc] initWithJSEngine:self];
         [self ensureRunOnJSThread:^() {
-            [_profile start:@"Init"];
+            [self.profile start:@"Init"];
             self.timers = [[NSMutableDictionary alloc] init];
             self.bridgeExtension = [DoricBridgeExtension new];
             self.bridgeExtension.registry = self.registry;
@@ -105,7 +105,7 @@ - (instancetype)init {
             [self initJSExecutor];
             [self initDoricEnvironment];
             self.initialized = YES;
-            [_profile end:@"Init"];
+            [self.profile end:@"Init"];
         }];
         [self.registry registerMonitor:[DoricDefaultMonitor new]];
     }