# Data Manager not starting any more
**URL:** https://forum.navigraph.com/t/data-manager-not-starting-any-more/21069
**Category:** FMS Data Manager
**Created:** [October 14, 2025, 10:34am UTC](https://forum.navigraph.com/t/data-manager-not-starting-any-more/21069 "2025-10-14T10:34:54Z")
**Posts on this page:** 4
**Page:** 1
### Author:  [@BerndMichael](https://forum.navigraph.com/u/BerndMichael)
#### Post date: [October 14, 2025, 10:34am UTC](https://forum.navigraph.com/t/data-manager-not-starting-any-more/21069/1 "2025-10-14T10:34:54Z")
Hi,
can not start my FMS Data Manager any more.
Windows 7. It is my client PC, where I run assisting programs of my simulator.
It says “no active Internet conection”, but there is oneactiv.
to collect a one time password does not work either
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### Author:  [@Ian](https://forum.navigraph.com/u/Ian)
#### Post date: [October 14, 2025, 11:39am UTC](https://forum.navigraph.com/t/data-manager-not-starting-any-more/21069/2 "2025-10-14T11:39:21Z")
Hi Bernd,
The oldest supported Operating System Version for FMS Data Manager is Windows 10.
You might try [Manual Installers](https://navigraph.com/account/downloads/fmsdm) ?
Cheers
Ian
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### Author:  [@BerndMichael](https://forum.navigraph.com/u/BerndMichael)
#### Post date: [October 15, 2025, 9:35am UTC](https://forum.navigraph.com/t/data-manager-not-starting-any-more/21069/3 "2025-10-15T09:35:56Z")
Hi Ian,
thank you, I will try it
Cheers
Bernd
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### Author:  [@system](https://forum.navigraph.com/u/system)
#### Post date: [October 17, 2025, 9:36am UTC](https://forum.navigraph.com/t/data-manager-not-starting-any-more/21069/4 "2025-10-17T09:36:13Z")
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