diff --git a/daprdocs/content/en/getting-started/get-started-component.md b/daprdocs/content/en/getting-started/get-started-component.md
index 7c6e221c8..caca8b9a2 100644
--- a/daprdocs/content/en/getting-started/get-started-component.md
+++ b/daprdocs/content/en/getting-started/get-started-component.md
@@ -65,6 +65,12 @@ Run the following command to launch a Dapr sidecar that will listen on port 3500
 dapr run --app-id myapp --dapr-http-port 3500 --components-path ./my-components
 ```
 
+*note*: 
+If you follow [previous step]({{<ref get-started-api.md>}}) completely without stop the running sidecar, and run above command in new terminal, then you will get error message like below:
+```bash
+dapr with ID myapp is already running
+```
+You could fix this problem by "Control-C" to stop the running sidecar in previous terminal. 
 ## Step 4: Get a secret
 
 In a separate terminal run: