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Sonar Tracker: How do I fix the black and white 403 error code?

  • Updated 13 January 2026 16:46

If a 403 error code displays in your Internet browser, similar to the one shown below, follow the instructions in this article to fix it: How do I clear the cache / cookies on your Internet browser?

The message is displayed when the size of your Internet browser cookies are too large. 

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