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Getting 429 error in SharePoint Online CSOM call

Prateek Srivastava 1 Reputation point
2021-07-05T11:52:35.003+00:00

My application is deployed on Azure.

Whenever I try to upload multiple documents in the application using CSOM in SharePoint Online, I get 429 error.

Microsoft 365 and Office SharePoint Development
Microsoft 365 and Office SharePoint For business Windows
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  1. MichaelHan-MSFT 18,126 Reputation points
    2021-07-06T02:36:31.717+00:00

    Hi @Prateek Srivastava ,

    The 429 ("Too many requests") error could mean that you get throttled, you could go through the article Avoid getting throttled or blocked in SharePoint Online. It may give you the basic idea behind this error and you may find out why this error is generated.

    Here are best practices to handle throttling in the article:

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