When inactivating a task within MS Project, remove the predecessors and successors first. Check the logic of the related tasks to make sure they are properly linked to new/different tasks. Then inactivate the task.

Alluvionic News
2026 GAO Report Finds Critical Concerns with CMMC Ecosystem
The Department of Defense’s Cybersecurity Maturity Model Certification (CMMC) program is officially underway. Requirements are now appearing in contracts, and the phased rollout is accelerating

