> ## Knowledge Base Index > Fetch the complete knowledge base index at: https://socialhead.crisp.help/sitemap.xml > Use this file to discover available pages before exploring further. > Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash). # How to resolve some issues on your feed (Google & Facebook channel) *There are many causes of warnings or errors in your feed. We have compiled some common errors on Google Merchant Center and Facebook catalog.* *I hope the instructions in this article will help you* # Google Feed * [Unclaimed website](https://socialhead.crisp.help/en/article/how-to-fix-common-account-errors-in-google-merchant-center-unclaimed-website-1yh6dl5/) * [Account isn't eligible for enhanced listings on surfaces across Google](https://socialhead.crisp.help/en/article/how-to-fix-common-account-errors-in-google-merchant-center-account-is-not-eligible-for-enhanced-listing-xvvvnf/) * [Missing value (shipping)](https://socialhead.crisp.help/en/article/how-to-fix-common-account-errors-in-google-merchant-center-missing-value-shipping-x325ys/) * [Processing failed (image link)](https://socialhead.crisp.help/en/article/how-to-fix-common-image-errors-in-google-merchant-center-processing-failed-image-link-1vd4lma/) * [Missing value (image link)](https://socialhead.crisp.help/en/article/how-to-fix-common-image-errors-in-google-merchant-center-missing-value-image-link-tphl69/) * [Images too small](https://socialhead.crisp.help/en/article/how-to-fix-common-image-errors-in-google-merchant-center-images-too-small-3e1vvy/) * [Promotional overlay on image (image link)](https://socialhead.crisp.help/en/article/how-to-fix-common-image-errors-in-google-merchant-center-promotional-overlay-on-image-image-link-zwzbp5/) * [Invalid image](https://socialhead.crisp.help/en/article/how-to-fix-common-image-errors-in-google-merchant-center-invalid-image-1ssfxhw/) * [Generic image](https://socialhead.crisp.help/en/article/how-to-fix-common-image-errors-in-google-merchant-center-generic-image-1os9m6x/) * [Limited performance due to missing identifiers (gtin, mpn, brand)](https://socialhead.crisp.help/en/article/how-to-fix-common-unique-identifiers-error-in-google-merchant-center-limited-performance-due-to-missing-identifiers-gtin-mpn-brand-5zktii/) * [Invalid value (gtin)](https://socialhead.crisp.help/en/article/how-to-fix-common-unique-identifiers-error-in-google-merchant-center-invalid-value-gtin-92rxdw/) * [Unsupported value (restricted) (gtin)](https://socialhead.crisp.help/en/article/how-to-fix-common-unique-identifiers-error-in-google-merchant-center-unsupported-value-restricted-gtin-1as7sw3/) * [Ambiguous value (gtin)](https://socialhead.crisp.help/en/article/how-to-fix-common-unique-identifiers-error-in-google-merchant-center-ambiguous-value-gtin-olh5ea/) * [Insufficient product identifiers: missing two out of three attributes (gtin, brand, mpn)](https://socialhead.crisp.help/en/article/how-to-fix-common-unique-identifiers-error-in-google-merchant-center-insufficient-product-identifiers-missing-two-out-of-three-attributes-c2s9ls/) * [Missing value (gtin)](https://socialhead.crisp.help/en/article/how-to-fix-common-unique-identifiers-error-in-google-merchant-center-missing-value-gtin-1d5h9p2/) * [Missing value (size)](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-google-merchant-center-missing-value-size-color-gender-agegroup-1yjmy9q/) * [Missing value (color)](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-google-merchant-center-missing-value-size-color-gender-agegroup-1yjmy9q/) * [Missing value (gender)](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-google-merchant-center-missing-value-size-color-gender-agegroup-1yjmy9q/) * [Missing value (age group)](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-google-merchant-center-missing-value-size-color-gender-agegroup-1yjmy9q/) * [Unavailable Mobile Landing Page/ Unavailable Desktop Landing Page](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-google-merchant-center-unavailable-mobile-landing-page-unavailable-desktop-landing-page-1jekvxp/) * [Mismatched Value (Price) (Page Crawl)](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-google-merchant-center-mismatched-value-price-page-crawl-c2953g/) * [Mismatched Domains (Link)](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-google-merchant-center-mismatched-domains-link-p33yke/) * [Invalid sale price](https://socialhead.crisp.help/en/article/how-to-fix-issue-invalid-sale-price-on-your-google-feed-h2k5tb/) # Facebook feed * [Image_link a required field is missing](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-facebook-catalog-imagelink-a-required-field-is-missing-1h8ylsm/) * [Products can't be added by multiple data feeds: ids](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-facebook-catalog-products-cant-be-added-by-multiple-data-feeds-ids-10iygqq/) * [Property rich_text_description contains invalid HTML](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-facebook-catalog-property-richtextdescription-contains-invalid-html-2wxybw/) * [Title too long](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-facebook-catalog-errors-related-to-product-title-143vq7f/) * [Uppercase tittle](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-facebook-catalog-errors-related-to-product-title-143vq7f/) * [Products have Pending status for too long](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-facebook-catalog-products-have-pending-status-for-too-long-yra79y/) * [The permission for our app has been removed on Facebook](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-facebook-catalog-products-have-pending-status-for-too-long-yra79y/) * [The data source has been deleted on Facebook Catalog](https://socialhead.crisp.help/en/article/how-to-fix-common-errors-in-facebook-catalog-products-have-pending-status-for-too-long-yra79y/) * [Brand:gtin:identifier_exists:mpn universal ids are missing](https://socialhead.crisp.help/en/article/brandgtinidentifierexistsmpn-universal-ids-are-missing-1j99ry2/)