How to resolve "API Permission Failed when accessing DESelect or running preview/running a Selection” error?

If you are encountering "API Permission Failed when accessing DESelect or running preview/running a Selection”, it’s because your user does not have the necessary permissions within SFMC to use DESelect Segment or access certain DESelect Segment features. 

How to resolve this?

To resolve this problem, you will need to ensure that the user has the appropriate permissions assigned in SFMC, which may involve contacting your SFMC Administrator or adjusting the user's role settings to grant the required access.

Find out which are the needed permissions here.

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