# FMS DM problem with old Mac OS

**URL:** <https://forum.navigraph.com/t/fms-dm-problem-with-old-mac-os/20811>\
**Category:** FMS Data Manager\
**Created:** [September 19, 2025, 10:07pm UTC](https://forum.navigraph.com/t/fms-dm-problem-with-old-mac-os/20811 "2025-09-19T22:07:31Z")\
**Posts on this page:** 5\
**Page:** 1

<div class="post-metadata">

**Author:** ![KAL815](https://avatars.discourse-cdn.com/v4/letter/k/b782af/32.png) [@KAL815](https://forum.navigraph.com/u/KAL815)\
**Post date:** [September 19, 2025, 10:07pm UTC](https://forum.navigraph.com/t/fms-dm-problem-with-old-mac-os/20811/1 "2025-09-19T22:07:32Z")

</div>

Hi, I am using iMac 2017 intel Cpu with Monterey OS.

I reinstalled OS recently and set up XP11 again. But I am in trouble with FMS DM to scan it.

 ![Screen Shot 2025-09-18 at 2.40.53 PM](https://europe1.discourse-cdn.com/flex013/uploads/navigraph1/original/3X/4/f/4fb2a65f7da4252d1fe56aebbc7dcb231c862f7c.jpeg)

 ![Screen Shot 2025-09-19 at 7.41.38 AM](https://europe1.discourse-cdn.com/flex013/uploads/navigraph1/original/3X/4/4/4474c0f40f8d61058ce32df7a0281e0b72964677.jpeg)

I tried to search similar problem and stluggled but still not works.  
Please help.

Thanks,

---

<div class="post-metadata">

**Author:** ![Ian](https://dub1.discourse-cdn.com/flex013/user_avatar/forum.navigraph.com/ian/32/154_2.png) [@Ian](https://forum.navigraph.com/u/Ian)\
**Post date:** [September 20, 2025, 1:01am UTC](https://forum.navigraph.com/t/fms-dm-problem-with-old-mac-os/20811/2 "2025-09-20T01:01:28Z")

</div>

In the FMS Data Manager _Settings_ page, check your C-Plane 11 Path is correctly set.

It will look something like:

 ![image](https://europe1.discourse-cdn.com/flex013/uploads/navigraph1/original/3X/e/f/ef746e10f9dd28736fdae2ba3338657528e524eb.jpeg)

Cheers

Ian

---

<div class="post-metadata">

**Author:** ![KAL815](https://avatars.discourse-cdn.com/v4/letter/k/b782af/32.png) [@KAL815](https://forum.navigraph.com/u/KAL815)\
**Post date:** [September 20, 2025, 8:37am UTC](https://forum.navigraph.com/t/fms-dm-problem-with-old-mac-os/20811/3 "2025-09-20T08:37:51Z")

</div>

Thanks to response.

Yes, That was very first what I did.

But no progress.

 ![Screen Shot 2025-09-20 at 8.34.45 PM](https://europe1.discourse-cdn.com/flex013/uploads/navigraph1/original/3X/d/5/d5a5cafef96854eafd979577ae42a931308a35e7.jpeg)

---

<div class="post-metadata">

**Author:** ![Ian](https://dub1.discourse-cdn.com/flex013/user_avatar/forum.navigraph.com/ian/32/154_2.png) [@Ian](https://forum.navigraph.com/u/Ian)\
**Post date:** [September 20, 2025, 11:09am UTC](https://forum.navigraph.com/t/fms-dm-problem-with-old-mac-os/20811/4 "2025-09-20T11:09:04Z")

</div>

Please try manually adding addons in Addon Mappings using _+Add_

Cheers

Ian

---

<div class="post-metadata">

**Author:** ![system](https://europe1.discourse-cdn.com/flex013/uploads/navigraph1/original/1X/4cc83e90d70ab312b1bd2d7527bddad309607265.png) [@system](https://forum.navigraph.com/u/system)\
**Post date:** [September 27, 2025, 11:09am UTC](https://forum.navigraph.com/t/fms-dm-problem-with-old-mac-os/20811/5 "2025-09-27T11:09:06Z")

</div>

This topic was automatically closed 7 days after the last reply. New replies are no longer allowed.