VIIRS Nighttime Lights Error: Received an HTML response, which likely indicates an invalid/expired NASA Earthdata Token

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tgintingden
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VIIRS Nighttime Lights Error: Received an HTML response, which likely indicates an invalid/expired NASA Earthdata Token

by tgintingden » Tue Sep 02, 2025 3:22 am America/New_York

Hello,

I've been using Nighttime Lights data from VIIRS a lot at work over the past few months without an issue, but I suddenly ran into this error today when trying to download a monthly raster (VNP46A3). I double-checked my token and it was still active and worked perfectly just a month ago, I also made sure I had agreed to all of the EULAs and had all the necessary profile information. I even generated new tokens and was still unable to avoid this error. Is there anything I can do to fix this issue or check the validity of my tokens? Happy to provide any additional details.
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LAADS-EDL_UserServices_M
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Re: VIIRS Nighttime Lights Error: Received an HTML response, which likely indicates an invalid/expired NASA Earthdata To

by LAADS-EDL_UserServices_M » Tue Sep 02, 2025 8:21 am America/New_York

Have you tried downloading files using wget command provided on "See wget Download Command" tab at the top of the archive page to test your token:
https://ladsweb.modaps.eosdis.nasa.gov/archive/allData/5200/VNP46A3/
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tgintingden
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Re: VIIRS Nighttime Lights Error: Received an HTML response, which likely indicates an invalid/expired NASA Earthdata To

by tgintingden » Mon Sep 08, 2025 5:15 am America/New_York

Apologies for the late reply. I've tried the wget method and it worked just fine, so I'm thinking the problem may be a recent issue with how the World Bank's blackmarble API interacts with the data retrieval process.

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