--- title: "Project Server or Project Online: Please don’t use PROJ_UID as a TASK_UID" description: Error while using the same GUID (created when creating Projects in PWA or Project Pro) that was used for the plan’s PROJ_UID and sets it as a task’s TASK_UID. image: https://blog.trusteditgroup.com/hubfs/Assets-Trusted%20IT/Tips%20and%20Tricks%20Images/89.webp --- Talk to us [** +1(941)5849323](tel:+19415849323) [Microsoft Project Online End-of-Life](https://www.trusteditgroup.com/project-online-end-of-life) [![trusteditlogo1](https://blog.trusteditgroup.com/hs-fs/hubfs/trusteditlogo1.jpg?width=621&height=220&name=trusteditlogo1.jpg) ![trusteditlogo1](https://blog.trusteditgroup.com/hs-fs/hubfs/trusteditlogo1.jpg?width=621&height=220&name=trusteditlogo1.jpg) ](https://www.trusteditgroup.com) [SCHEDULE A CALL](https://www.trusteditgroup.com/cs/c/?cta_guid=a8eebc56-91db-4088-9b99-71878eafa6b7&signature=AAH58kGnti2lHIaUMTAQVEuj8QMQW2OUAQ&portal_id=6338316&pageId=193532952956&placement_guid=87f5f48b-03d9-4f29-8089-749c05fa5529&click=b65bd78b-6d9d-4d91-9605-11d17ec2cd05&redirect_url=APefjpEl-QIvZiQGb-WlZTWzH6HeR2fPFeKCIb2qStt8hFtgA2EOKH6F7xSZXdl_WI3iEleuNTk05Wj4E8dObLKropc-Rl3dFZySxG_rG6lb0UY8NFXQBs8BE6KGftVcjfAwMgoV6hBH45d_HRspIAB4AH-Q6LX_tRZKPNcVuvtW3fdWB30z7VHBgRw9rhVyRYUaEBBjh5lY0RJLr225USh4yS3oCyEbTMC9g9wZDQLwllsYp9rLBJ-ZqtlZViutHgdSQoDXrMLbbayy1GROBQ1HBf6iflUEVQ&hsutk=d0268d6b01d5de2e2392d46a1b10c018&canon=https%3A%2F%2Fwww.trusteditgroup.com%2F&ts=1759770228681&__hstc=29662624.d0268d6b01d5de2e2392d46a1b10c018.1747992090013.1759765055885.1759769686116.56&__hssc=29662624.4.1759769686116) ###### 1 min read # [Project Server or Project Online: Please don’t use PROJ_UID as a TASK_UID](https://blog.trusteditgroup.com/tips-and-tricks/project-server-or-project-online-please-dont-use-proj_uid-as-a-task_uid) By [MEL](https://blog.trusteditgroup.com/tips-and-tricks/author/mel) on Sep 1, 2016 5:22:00 AM ###### Topics: [Tips](https://blog.trusteditgroup.com/tips-and-tricks/topic/tips) ![](https://blog.trusteditgroup.com/hubfs/Assets-Trusted%20IT/Tips%20and%20Tricks%20Images/89.webp) ![89](https://blog.trusteditgroup.com/hubfs/Assets-Trusted%20IT/Tips%20and%20Tricks%20Images/89.webp)   Brian Smith, Senior Escalation Engineer for Microsoft Project support team, explains the error that occurs when someone uses the same GUID (created when creating Projects in PWA or Project Pro) that was used for the plan’s PROJ_UID and sets it as a task’s TASK_UID.  [Read more here.](https://blogs.msdn.microsoft.com/brismith/2016/08/11/project-server-or-project-online-please-dont-use-proj_uid-as-a-task_uid/) - [Tweet](https://twitter.com/share) #### Written by [MEL](https://blog.trusteditgroup.com/tips-and-tricks/author/mel) ###### [** Previous Post](https://blog.trusteditgroup.com/tips-and-tricks/april-updates-and-explanation-of-time-phased-resource-engagements) [![](https://cdn2.hubspot.net/hubfs/507386/CLEAN-images/gfx/feat-img-temp.jpg) ](https://blog.trusteditgroup.com/tips-and-tricks/april-updates-and-explanation-of-time-phased-resource-engagements) ###### [April Updates–and explanation of time phased resource engagements](https://blog.trusteditgroup.com/tips-and-tricks/april-updates-and-explanation-of-time-phased-resource-engagements) ###### [Next Post **](https://blog.trusteditgroup.com/tips-and-tricks/set-up-cross-project-task-dependencies) [![](https://blog.trusteditgroup.com/hubfs/Assets-Trusted%20IT/Tips%20and%20Tricks%20Images/85.webp) ](https://blog.trusteditgroup.com/tips-and-tricks/set-up-cross-project-task-dependencies) ###### [Set up Cross Project Task Dependencies](https://blog.trusteditgroup.com/tips-and-tricks/set-up-cross-project-task-dependencies) ##### Useful links Useful links ##### RESOURCES RESOURCES ##### HAVE QUESTIONS? HAVE QUESTIONS? **USA Headquarters:** 240 N Washington Bvrd., Suite 303,  Sarasota, FL 34236 Phone: [+1 941-584-9323](tel:+19415849323) Email: [info@trusteditgroup.com](mailto:info@trusteditgroup.com)   **Portugal Office:** Trusted IT Group Rua da Cooperativa Agrícola Bloco D, 4A 9050-555, Funchal Phone: [+351 965863641](tel:+351965863641) Email: [info@trusteditgroup.com](mailto:info@trusteditgroup.com) ##### Recent News ###### [Maximizing Efficiency with AI-Powered Project Management Software](https://blog.trusteditgroup.com/maximizing-efficiency-with-ai-powered-project-management-software) #### QuickSummary** / **KeyTakeaways - LeverageautonomousAIagentsforefficiency**.** Automating project... [**](https://www.facebook.com/trusteditgroup) [**](https://twitter.com/trusteditgroup) [**](https://www.linkedin.com/company/trusted-it-group-inc) [**](https://www.youtube.com/channel/UCEAcAr-IZ99bS5OPXS0gF3Q) [![Trusted IT Group](https://blog.trusteditgroup.com/hs-fs/hubfs/trusteditlogo1.jpg?width=85&height=30&name=trusteditlogo1.jpg "Trusted IT Group")](https://www.trusteditgroup.com/) Copyright © 2025 Trusted IT Group, Inc. **