Troubleshooting & How-to guides

Fix problems fast and master key Windsor.ai features with our troubleshooting and setup guides.

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Facebook Ads “Field Not Valid” and “Fields Incompatible” Errors: Troubleshooting Guide

Why Facebook Ads rejects field names like adset, cost or daily_budget, the exact Windsor field to use instead, and which breakdowns can't combine with which metrics.

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GA4 Request Errors: Dimension and Metric Limits, Date Presets and Filters

Fixes for the other GA4 request errors: the 9 dimension and 10 metric limits, invalid date_preset values, date filters, filter operators and API quota.

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GA4 “Unexpected Field(s)” Error: Windsor Field Names vs GA4 API Names

Why GA4 requests fail with Unexpected field(s), the Windsor field ID for the names people guess most, and how to look up any field before you request it.

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GA4 “Some of the Selected Fields Cannot Be Queried Together” Error: Troubleshooting Guide

Why GA4 rejects certain dimension and metric combinations, which Windsor field to swap for each hint, and how to split the request.

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Migrating custom fields from Funnel, Adverity, or Supermetrics to Windsor.ai using Claude

Move calculated metrics from Funnel, Adverity, or Supermetrics into Windsor.ai custom fields with Claude, which checks names and formulas against your connectors before creating anything.