Collection
P6 and Microsoft Project
Same ideas, not always the same objects · 14 topics.
Topics
14
- % Complete: P6 vs Project — Do Not Use One Formula
P6 Duration % ≠ Project % Complete; do not use Actual/Duration on a P6 file
P6 and Microsoft Project - Calendar Data That Typically Survives XER ↔ MSPDI
Work weeks vs exceptions that typically survive XER ↔ MSPDI
P6 and Microsoft Project - Calendar Exceptions: P6 vs Project
P6 calendar exceptions ≠ MSP Exceptions; not suspend; blob not bit-identical
P6 and Microsoft Project - Data Date vs Status Date — What SAL Must Not Treat as the Same
Data Date ≠ Status Date; SAL must not treat them as the same calculation
P6 and Microsoft Project - MPXJ Cannot Write a Real MPP — Generate MSPDI
MPXJ cannot write MPP — generate MSPDI XML
P6 and Microsoft Project - P6 Activity Codes ≠ MSP Outline Code / Text1
ACTVTYPE ≠ Outline Code ≠ Text1; zero or one value per type
P6 and Microsoft Project - P6 Baseline ≠ MSP Baseline Start
P6 baseline is a project copy; target_* ≠ MSP Baseline Start
P6 and Microsoft Project - P6 Constraints vs Project Deadline — Not the Same
P6 has no Deadline; do not map FNLT or Must Finish By to Deadline
P6 and Microsoft Project - P6 Cstr_type ↔ Project Constrainttype
P6 CS_* ↔ Project ConstraintType 0–7; holes marked
P6 and Microsoft Project - P6 UDF ≠ MSP Custom Field Slot
UDFTYPE/UDFVALUE ≠ MSP slot; formula is P6 web only
P6 and Microsoft Project - P6 WBS / LOE ≠ MSP Summary — Outline Map, Not a Span Toggle
P6 WBS / LOE ≠ MSP summary; manual summaries may not span
P6 and Microsoft Project - Project Desktop vs Project Online vs Project for the Web
Desktop MPP vs Project Online vs Project for the web
P6 and Microsoft Project - Project Online Retirement: What Changes for Schedule Files
Microsoft lists Project Online retirement for September 30, 2026; SAL Tools works from exported files and does not connect to Project Online
P6 and Microsoft Project - XER → MSPDI (and Back) at a Conceptual Level
What typically survives XER → MSPDI and back
P6 and Microsoft Project