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project in Tia v17 and panel MTP1200 Unified Comfort v16 change to v17

6/17/2021 5:56 AM	Rate (0)
Elizarovrv Member Joined: 9/29/2015 Last visit: 4/2/2025 Posts: 1 Rating: (0)	Hi! I have a project in Tia v17 and panel MTP1200 Unified Comfort v16. If i change in progect panel version from v17 to v16, i have next message: HMI_1 Hardware configuration Compilation aborted unexpectedly. Software compilation started. Compilation failed. Please contact SIEMENS customer support. Compiling finished (errors: 2; warnings: 0) Project simulation with panel v17 work propertly ------------------------------------------------------------------------------------------ Split from Images for Unified V17 and WinCC V17. Attachment Screen Shot 019.PNG (749 Downloads)
	Last edited by: CS Moderator at: 06/17/2021 13:00:29 New subject after splitting
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6/17/2021 6:44 PM	Rate (0)
Cookie_M0nster Bronze Member Joined: 10/16/2020 Last visit: 4/23/2025 Posts: 146 Rating: (13)	Hi Elizarovrv! You cannot perform a version downgrade in the TIA Portal. Therefore, it is normal for you to have errors. For future version migrations, it is recommended to keep a backup copy of the original version before migrating to a higher one. Greetings.
	If this information has been helpful to you, please don't forget to rate it. 🍪🍪🍪🍪🍪
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6/19/2021 8:53 PM	Rate (0)
Stefán Már Jónasson Experienced Member Joined: 2/13/2020 Last visit: 1/28/2023 Posts: 54 Rating: (13)	Hi Elizarovrv I agree with Cookie_Monster but just to be sure, do you get the error message under download? Have you tried compiling (rebuild all) and then download all?

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