Saving browser and server interactions to a HAR file
If you encounter an error while using the service, you can use the HAR file to troubleshoot it. It is a network log of the interaction between a browser and a web page. To help our technical support team identify the cause of the service malfunction, enable logging and reproduce the error. Save the HAR file and send it to technical support.
Yandex Browser
Google Chrome
Opera
Mozilla Firefox
Microsoft Edge
Safari
On the page with an error, press Ctrl + Shift + I (⌥ + ⌘ + I for macOS) or select → Advanced → More Tools → Developer Tools from the menu.
Go to the Network tab.
Make sure that network logging is enabled: the button in the top left corner should be red . If the button is black, click it.
Enable Preserve log.
To ensure that the HAR file contains only entries related to the error, clear the log by clicking to the right of the network log button.
Refresh the page or repeat the actions that caused the error.
On the page that produces the error, press Ctrl + Shift + I (⌥ + ⌘ + I for macOS) or select Opera → Developer → Developer Tools from the menu in the top left corner.
Go to the Network tab.
Make sure that network logging is enabled: the button in the top left corner should be red . If the button is black, click it.
Enable Preserve log.
To ensure that the HAR file contains only entries related to the error, clear the log by clicking to the right of the network log button.
Refresh the page or repeat the actions that caused the error.
Right-click the table and select Save all as HAR with content.
The HAR file contains cookies of your active session in the service. For security reasons, we recommend that you terminate the session after transferring the file.