Hi Bianca Ticarat,
Thanks for posting your question in the Microsoft Q&A forum.
The reason for this could be the transient problem. Our end of the activity has been successfully finished. Now that your computer's history and cache have been cleared, you can try again. Please wait until the previous session has concluded if your sandbox has abruptly closed or terminated. Ensure that you wait for the provided commands to create the resources in the terminal as illustrated in the screenshot. You will be able to proceed with the next commands only after this step is completed.
For your information, kindly refer to the screenshot below.
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