| URL structure change → SEO loss |
high |
high |
Full URL crawl pre-launch, validated 301 map, 1-hop chain cap, 99% preservation SLA |
| Customer password reset drop-off |
high |
medium |
Pre-launch warning email, first-login reset flow, re-engagement sequence, tracked recovery rate |
| Configurable product → variant mapping drift |
high |
medium |
Signed mapping doc in Week 2, 200-product data-sample validation, UAT pass before cutover |
| Subscription tokens, gateway incompatibility |
medium |
high |
Payment-gateway audit in Week 1, Stripe tokens port to ReCharge, others assessed case-by-case before SOW |
| ERP / OMS integration gap |
medium |
high |
Patchworks or Celigo as middleware, endpoint map signed in Architect phase, dry-run order flows in UAT |
| B2B / wholesale pricing rules |
medium |
high |
Shopify Plus B2B catalogs + Shopify Functions for rules engine, NET-30 flows, company-account hierarchy rebuilt |
| Tax rules across markets |
medium |
medium |
Shopify Markets per region, TaxJar or Avalara integration, VAT-inclusive pricing verified per currency |
| Loyalty point balances |
medium |
low |
Balance export from source, LoyaltyLion or Yotpo Loyalty import via API, reconciliation spreadsheet |
| Product reviews continuity |
medium |
low |
Review export in source format (CSV/XML), Judge.me or Yotpo import, schema.org Review markup preserved |
| Metafield structure differences |
low |
medium |
Metafields mapped in Week 2 document, namespace + key structure reviewed, JSON schemas for reference type fields |