You applied a Lookalike Audience to your ad set, but Meta's backend is still crunching the data on the seed audience. Ads won't spend until compilation finishes.
You applied a Lookalike Audience to your ad set, but Meta’s backend is still crunching the data on the seed audience. Ads won’t spend until compilation finishes.
There isn’t an ‘error’ to fix here—you just need to wait. Lookalike creation can take anywhere from 1 hour to 24 hours depending on the size of the seed list. Leave the campaign on ‘Active’; it will start firing once the audience is populated.
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