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## 1.2 Preliminary Checks from UI

This topic provides systematic instructions to launch the application and check for the basic errors.

1. Launch the application with delegated URL.
2. Press F12 key and select Inspect and See network.
3. Verify that all the call responses are successful.

   Figure 1-2 Call Responses

   Description of "Figure 1-2 Call Responses"

   Note:

   Usually Red color indicates non 2xx HTTP response.

   Figure 1-3 Non 2xx Response

   Description of "Figure 1-3 Non 2xx Response"

   Figure 1-4 Non 2xx Response Details

   Description of "Figure 1-4 Non 2xx Response Details"
4. Export the trace using the Export in browsers.
   Example: The user can see the export option as shown below in Chrome.

   Figure 1-5 Export Option

   Description of "Figure 1-5 Export Option"

Parent topic: Troubleshooting Technical Flows