# Host Link Not Starting Meeting

**URL:** <https://devforum.zoom.us/t/host-link-not-starting-meeting/81008>\
**Category:** Meetings\
**Created:** [January 5, 2023, 2:49pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008 "2023-01-05T14:49:01Z")\
**Posts on this page:** 20\
**Page:** 1

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**Author:** ![darryl](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/darryl/32/44195_2.png) [@darryl](https://devforum.zoom.us/u/darryl)\
**Post date:** [January 5, 2023, 2:49pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/1 "2023-01-05T14:49:01Z")

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Our JWT app sets up meetings and receives host links and join links.

This has worked flawlessly for the past two years, but recently the host links do not work. The meeting is set up as expected in the account, but when the host clicks the host link, it opens the Zoom app and asks the host to sign in (which defeats the purpose of the host link).

The host links we receive from Zoom are in the format [https://us06web.zoom.us/s/#########?zak=…](https://us06web.zoom.us/s/#########?zak=%E2%80%A6)

The link is not expired, as the probem occurs immediately after we receive the link from Zoom.

Is there any reason why a host link provided by Zoom would not work, and what I can do about that?

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**Author:** ![elisa.zoom](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/elisa.zoom/32/47836_2.png) [@elisa.zoom](https://devforum.zoom.us/u/elisa.zoom)\
**Post date:** [January 5, 2023, 10:07pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/2 "2023-01-05T22:07:43Z")

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Hi @darryl  
Thanks for reaching out to the Zoom Developer forum! I am happy to help here!  
Could you please confirm if you are creating the meetings via API?  
When you talk about the host links are you referring to the join\_url link?

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<div class="post-metadata">

**Author:** ![darryl](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/darryl/32/44195_2.png) [@darryl](https://devforum.zoom.us/u/darryl)\
**Post date:** [January 5, 2023, 10:59pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/3 "2023-01-05T22:59:55Z")

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Thank you for helping.

I am referring to the start\_url. We are getting links back from Zoom that don’t start the meeting. This worked at all times in the past 2 years but has stopped working consistently as of last week.

We now see that depending on which zooom email account is used (all are within the master account and using the same JWT app), some of the start URL’s we receive are 449 characters (those don’t work) and some are 452 characters (those do work). The accounts are in one group and the settings are identical.

We are trying to find out why some links are shorter and don’t work, and others are longer and do work

Do you have any ideas?

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<div class="post-metadata">

**Author:** ![darryl](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/darryl/32/44195_2.png) [@darryl](https://devforum.zoom.us/u/darryl)\
**Post date:** [January 6, 2023, 9:05pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/4 "2023-01-06T21:05:06Z")

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Update - No resolution yet but Zoom Tech Support has verified the issue and is looking into it.

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**Author:** ![elisa.zoom](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/elisa.zoom/32/47836_2.png) [@elisa.zoom](https://devforum.zoom.us/u/elisa.zoom)\
**Post date:** [January 9, 2023, 8:43pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/5 "2023-01-09T20:43:14Z")

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Hi @darryl  
Thanks for sharing this with me.  
Do you have a support ticket number that you can share with me so I can also take a look  
Best,  
Elisa

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<div class="post-metadata">

**Author:** ![darryl](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/darryl/32/44195_2.png) [@darryl](https://devforum.zoom.us/u/darryl)\
**Post date:** [January 9, 2023, 9:23pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/6 "2023-01-09T21:23:58Z")

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@elisa.zoom Sure! It’s ticket #16218596

Here’s an example of what happens. We request two meetings through the same API, using email addresses configured identically under the same account. One start\_url launches the meeting (first attempt in the video using zoom account haa7…), the other does not (second attempt using zoom account haa6…).

Nick from Zoom has been very helpful and escalated this to engineering so I don’t want to mess anything up by duplicating efforts, but since we don’t have a solution yet, if you have any ideas I’d love to hear them.

Thanks!  
Darryl

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**Author:** ![elisa.zoom](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/elisa.zoom/32/47836_2.png) [@elisa.zoom](https://devforum.zoom.us/u/elisa.zoom)\
**Post date:** [January 9, 2023, 10:37pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/7 "2023-01-09T22:37:48Z")

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Thanks @darryl  
I will take a look into this and if anything, will communicate with Nick!  
Thanks again,  
Elisa

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<div class="post-metadata">

**Author:** ![darryl](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/darryl/32/44195_2.png) [@darryl](https://devforum.zoom.us/u/darryl)\
**Post date:** [January 10, 2023, 12:04am UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/8 "2023-01-10T00:04:46Z")

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Thanks I really appreciate it.

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<div class="post-metadata">

**Author:** ![chaim](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/chaim/32/44436_2.png) [@chaim](https://devforum.zoom.us/u/chaim)\
**Post date:** [January 12, 2023, 11:10am UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/9 "2023-01-12T11:10:04Z")

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Here is my problem…  
We are a large college, every day there are many meetings with different lecturers who change.  
Every day we, like DarryI, create a personal API link for each session for the lecturer.

The lecturer receives a personal link to the meeting with a token and through the link like this:  
[https://us02web.zoom.us/s/8232XXXXX96?zak=eyJ0eXAiOiJKV1QXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXVFhvSWlnIiwiY2lkIjoiIn0.FTTy31wITvDSCYUg16dAK1mFJeU7fVpaZkzeP5OiZzk](https://us02web.zoom.us/s/8232XXXXX96?zak=eyJ0eXAiOiJKV1QXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXVFhvSWlnIiwiY2lkIjoiIn0.FTTy31wITvDSCYUg16dAK1mFJeU7fVpaZkzeP5OiZzk)

The lecturer opens the meeting, even if he has another private account installed in the Zoom software. It worked until this week.  
Now with the latest updates it doesn’t open the meetings.

We have no way to open dozens of meetings every evening from the college offices for the classes, and we have no way to insert the private Zoom accounts of the lecturers into our account.

In short: we must have this URL with the token working properly again for the benefit of the colleges. please.

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<div class="post-metadata">

**Author:** ![minhbn](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/minhbn/32/27483_2.png) [@minhbn](https://devforum.zoom.us/u/minhbn)\
**Post date:** [January 12, 2023, 11:20am UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/10 "2023-01-12T11:20:30Z")

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You can try to downgrade to version \<=5.12.9 while waiting for the new version to be fixed, That work fine, I suggest 5.12.8, like me: [Can't join to Zoom client lastest (5.13.3) - #7 by minhbn](https://devforum.zoom.us/t/cant-join-to-zoom-client-lastest-5-13-3/81099/7)

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<div class="post-metadata">

**Author:** ![darryl](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/darryl/32/44195_2.png) [@darryl](https://devforum.zoom.us/u/darryl)\
**Post date:** [January 12, 2023, 12:38pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/11 "2023-01-12T12:38:39Z")

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That correlates to the timeframe when we started to see the problem. How can I downgrade to 5.12?

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<div class="post-metadata">

**Author:** ![TSENick](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/tsenick/32/39499_2.png) [@TSENick](https://devforum.zoom.us/u/TSENick)\
**Post date:** [January 12, 2023, 3:44pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/12 "2023-01-12T15:44:24Z")

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You can downgrade to version 5.12.8, here:

Windows  
EXE 32-bit: [https://zoom.us/client/5.12.8.10232/ZoomInstaller.exe](https://zoom.us/client/5.12.8.10232/ZoomInstaller.exe)  
EXE 64-bit: [https://zoom.us/client/5.12.8.10232/ZoomInstaller.exe?archType=x64](https://zoom.us/client/5.12.8.10232/ZoomInstaller.exe?archType=x64)  
EXE ARM: [https://zoom.us/client/5.12.8.10232/ZoomInstaller.exe?archType=winarm64](https://zoom.us/client/5.12.8.10232/ZoomInstaller.exe?archType=winarm64)

MSI 32-bit: [https://zoom.us/client/5.12.8.10232/ZoomInstallerFull.msi](https://zoom.us/client/5.12.8.10232/ZoomInstallerFull.msi)  
MSI 64-bit: [https://zoom.us/client/5.12.8.10232/ZoomInstallerFull.msi?archType=x64](https://zoom.us/client/5.12.8.10232/ZoomInstallerFull.msi?archType=x64)  
MSI ARM: [https://zoom.us/client/5.12.8.10232/ZoomInstallerFull.msi?archType=winarm64](https://zoom.us/client/5.12.8.10232/ZoomInstallerFull.msi?archType=winarm64)

Mac  
PKG: [https://zoom.us/client/5.12.8.12565/Zoom.pkg](https://zoom.us/client/5.12.8.12565/Zoom.pkg)  
iPhone/iPad sharing included: [https://zoom.us/client/5.12.8.12565/ZoomInstallerIT.pkg](https://zoom.us/client/5.12.8.12565/ZoomInstallerIT.pkg)  
M1 Processor: [https://zoom.us/client/5.12.8.12565/Zoom.pkg?archType=arm64](https://zoom.us/client/5.12.8.12565/Zoom.pkg?archType=arm64)

Android  
APK: [https://zoom.us/client/5.12.8.9880/zoom.apk](https://zoom.us/client/5.12.8.9880/zoom.apk)

Unfortunately, iOS is a fairly restrictive environment and does not appear to support downgrading apps at this time.

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<div class="post-metadata">

**Author:** ![serhii.mikheiev](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/serhii.mikheiev/32/44474_2.png) [@serhii.mikheiev](https://devforum.zoom.us/u/serhii.mikheiev)\
**Post date:** [January 12, 2023, 10:18pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/13 "2023-01-12T22:18:25Z")

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Hey @elisa.zoom!

Do you know if there is any ETA for a fix for this issue? We depend on Zoom meetings created via API quite a lot, and it is crucial for us that they work flawlessly.

Best,  
Serhii

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<div class="post-metadata">

**Author:** ![patryk.chmielewski](https://avatars.discourse-cdn.com/v4/letter/p/3be4f8/32.png) [@patryk.chmielewski](https://devforum.zoom.us/u/patryk.chmielewski)\
**Post date:** [January 12, 2023, 10:59pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/14 "2023-01-12T22:59:03Z")

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It’s already 7 days and there is no progress regarding this issue. Soon everybody using zoom API will have that problem, just wait for the zoom client upgrade. Furthermore, downgrade is not the solution or even workaround. We can’t say to thousands of our clients to downgrade the application.

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<div class="post-metadata">

**Author:** ![serhii.mikheiev](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/serhii.mikheiev/32/44474_2.png) [@serhii.mikheiev](https://devforum.zoom.us/u/serhii.mikheiev)\
**Post date:** [January 16, 2023, 8:53am UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/16 "2023-01-16T08:53:51Z")

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Hi @elisa.zoom!

Is there any update about this issue? It’s been more than 10 days already since the problem started and quite many days of silence from zoom support 😕  
Could someone share the status of the issue and the expected ETA for the fix?

Best,  
Serhii

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<div class="post-metadata">

**Author:** ![darryl](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/darryl/32/44195_2.png) [@darryl](https://devforum.zoom.us/u/darryl)\
**Post date:** [January 16, 2023, 5:02pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/17 "2023-01-16T17:02:00Z")

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I received an email from Zoom that there should be a release today that fixes this issue. Probably will be 13.3.6.

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<div class="post-metadata">

**Author:** ![elisa.zoom](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/elisa.zoom/32/47836_2.png) [@elisa.zoom](https://devforum.zoom.us/u/elisa.zoom)\
**Post date:** [January 17, 2023, 2:41pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/18 "2023-01-17T14:41:08Z")

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Hi @serhii.mikheiev @patryk.chmielewski.  
As @darryl mentioned, this issue was fixed with the latest release.

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<div class="post-metadata">

**Author:** ![patryk.chmielewski](https://avatars.discourse-cdn.com/v4/letter/p/3be4f8/32.png) [@patryk.chmielewski](https://devforum.zoom.us/u/patryk.chmielewski)\
**Post date:** [January 17, 2023, 2:42pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/19 "2023-01-17T14:42:12Z")

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Thank you! Everything works perfect after update. 👍

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<div class="post-metadata">

**Author:** ![darryl](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/darryl/32/44195_2.png) [@darryl](https://devforum.zoom.us/u/darryl)\
**Post date:** [January 17, 2023, 3:05pm UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/20 "2023-01-17T15:05:14Z")

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Hi Elisa,

I updated to 5.13.5 on Windows and it’s working!

Were the mobile apps also updated? On Android, the latest update is 5.13.4.

Thanks,

Darryl

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<div class="post-metadata">

**Author:** ![serhii.mikheiev](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/serhii.mikheiev/32/44474_2.png) [@serhii.mikheiev](https://devforum.zoom.us/u/serhii.mikheiev)\
**Post date:** [January 18, 2023, 7:47am UTC](https://devforum.zoom.us/t/host-link-not-starting-meeting/81008/21 "2023-01-18T07:47:14Z")

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Hey @elisa.zoom!

Thanks for letting us know and thanks the team for fixing it!

Best,  
Serhii

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