Error Library
Diagnose the file before another upload.
Evidence-backed explanations for errors the current tools can meaningfully help check.
Shopify CSV illegal quoting and UTF-8 errorsFind stray quotes, encoding problems, and broken CSV rows before importing a Shopify product file.Shopify CSV missing, duplicate, and mismatched Handle errorsUnderstand how Shopify Handles group products and variants, then check missing or risky Handle values before import.WooCommerce duplicate SKU and variation-parent mismatchCheck duplicate SKUs and Parent references that can prevent WooCommerce variations from importing correctly.Invalid availability values in a Google Merchant feedCheck availability values and formatting in a Merchant CSV or TSV while separating file errors from website mismatches.Invalid GTIN format in a Google Merchant feedCheck basic GTIN length and numeric format without inventing identifiers or promising Merchant Center approval.