workflow error

Hi Community,

I need some assistance on resolving an issue with a workflow,

The intersection is failing.

in the read audience, I am selecting my audience

In the query, I am using delivery logs under resource and target dimension

below is from properties

in the additional, I am using below fields,

in the Intersection activity, I have

when I run the workflow, it errors out at the Intersection step,

WKF-XXX Field '/@customerId' cannot be used for join with schema 'Union'.

below is the Audience content columns

can someone please let me know what is wrong in my set up.