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Sunsing's avatar
Sunsing
New member | Level 2
3 years ago

Re-Issuing Invalid Tokens Problem

I have a server hosting an API in asp.net (dotnetnuke DNN), where Dropbox is an integral part of the workflow within it and it works in the background. The problem exists in the ever changing tokens....
API
Greg-DB's avatar
Greg-DB
Icon for Dropbox Community Moderator rankDropbox Community Moderator
3 years ago

You can find a working example of getting and using a refresh token to maintain long-term access with the .NET SDK here:

 

https://github.com/dropbox/dropbox-sdk-dotnet/blob/main/dropbox-sdk-dotnet/Examples/OauthBasic/Program.cs

 

That example shows how you can explicitly call RefreshAccessToken, but that's actually not required. As long as you supply the required credentials as shown there, the SDK itself will automatically perform the refresh in the background for you whenever needed.

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