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The Sign-Off Table
The Dynamics 365 Testing Playbook

Week 6 of 8

Integrations, SIT and UAT

Dual-write links Finance and Operations to Dataverse in near real time and in both directions: change a customer in one and the account changes in the other. That is powerful, and it means a CRM change can break an ERP process. Add banks, EDI partners, tax engines and warehouse apps, and integrations become the most likely place for a go-live to fail.

In Business Central, remember that a production copy blocks outbound calls and disables integrations by default. A SIT run in that sandbox proves nothing about the interface until you switch it back on, on purpose.

This week: make SIT end-to-end and UAT signable

  1. List every integration: direction, mechanism (dual-write map, data entity, OData, file, API), owner, partner contact, and monitoring.
  2. Write SIT as end-to-end chains, e.g. CRM quote → sales order in F&O → warehouse pick → invoice → bank payment → settlement, with a checkable result at each step.
  3. Test dual-write in both directions, including initial sync and what happens when the map is paused and catches up.
  4. Agree the UAT sign-off route now: process owner, functional lead, test manager, program director.

Number of the week

Blocked

is the default for outbound HTTP calls from extensions in a Business Central sandbox; each extension must be allowed explicitly.

Source: Microsoft Learn, Business Central environments

Use this week

Next week: the Go-live Readiness Review and cutover. What evidence the room needs before anyone signs.

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