Forum Discussion
Skype for Business clients can get into a scheduled meeting, but Web App can't
I have a Standard Skype for Business pool, where the Web App doesn't work When users access the meeting url, and don't have a Skype for Business client installed, the Web App report this error: Sor...
Have this worked earlier or have you always been experiencing this problem? Do you have the same problem from internet and from internal LAN? There is two different URLs that your client contacts depending on if you are internal or external.
Are you running the latest CU (CU8) on your servers? Not there is any update that should solve this in the update but it is good to have the latest update and installation of and update could fix errors.
I didn't install the SfB server so I can't say if it ever has worked
Yes, it fails both internal and external
Server is updated to 6.0.9319.537 (CU8)
Can you check in the Lync event Viewer if you see any errors when you try to open the web app?
I see this error:
Log Name: Lync Server
Source: LS Join Launcher Web Service
Date: 11-02-2019 06:17:56
Event ID: 64004
Task Category: (1077)
Level: Error
Keywords: Classic
User: N/A
Computer: frontend.contoso.com
Description:
Failed to lookup Base URL This may indicate a possible configuration problem or a Fuzzing attack.Incoming URL. https://meet.contoso.com/meet/JavaScript/Utilities.js?lcs_se_w16_ship6.0.9319.0
Cause: Possible configuration problem.
Resolution:
Make sure you have run Enable-CSComputer on all the Front End servers and Directors. If the problem persists, check the server traces to examine the incoming URL and determine if this is a potential Fuzzing attack.
