Troubleshooting Lync 2013 PowerPoint sharing issue: “There was a problem verifying the certificate from the server. Please contact your support team.” Posted on July 8, 2014 by Hany Abd El-Wahab.
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Troubleshooting Skype for Business Online sign-in errors for administrators. 2/13/2020. 9 minutes to read. Applies to: Skype for BusinessIn this articleTo troubleshoot Skype for Business Online sign-in errors, start by eliminating the most common causes of sign-in difficulty. If necessary, you can then follow specific resolution steps based on the type of error. If the user still cannot sign in, collect additional information, and then seek additional help. What do you want to do?Check for common causes of Skype for Business Online sign-in errorsMost sign-in issues can be traced to a small number of causes, and many of these are easy to correct.
The table below lists some common causes of sign-in errors and some steps you or the users can take to resolve them. Possible CauseResolutionDuring sign-in, a dialog box appears that contains the following phrase: cannot verify that the server is trusted for your sign-in address. Connect anyway?Verify that the domain name in the dialog box is a trusted server in your organization—for example, domainName.contoso.com. Ask the user to select the Always trust this server check box, and then click Connect.Enterprise customers can prevent this message from appearing when a user signs in for the first time by modifying the Windows registry on each user's computer.
For details, see.Mistyped sign-in address, user name, or passwordConfirm that the user's sign-in name and password are correct.Verify that the user's sign-in name is formatted as follows: [email protected]. This may be different from the format you use to sign in to your organization's network.Ask the user to try signing in again.Forgotten passwordReset the user's password and notify him or her of the new temporary password.Not licensed to use Skype for Business OnlineConfirm that the user is registered as a Skype for Business Online user. If not, register the user, and then ask him or her to sign in again.Wrong version of Skype for Business Online installedThis issue is usually associated with an error message that contains the following phrase: the authentication service may be incompatible with this version of the program.Ask the user to uninstall and reinstall Skype for Business Online from the Office 365 Portal.Problem acquiring a personal certificate that is required to sign inIf the user's sign-in address has recently changed, they may need to delete cached sign-in data.
Ask users to sign out, click the Delete my sign-in info link on the sign-in screen, and then try again.You set up a custom domain name, and the changes may not have finished propagating through the system.First, ensure that you have modified the Domain Name Service (DNS) records to reflect the change.If you have already made the necessary DNS changes, advise the user to try logging in later. DNS changes can take up to 72 hours to be reflected throughout the system.System clock out of sync with server clockEnsure that your network domain controller is synchronizing with a reliable external time source. For details, see the Microsoft Knowledge Base article 816042,.To troubleshoot Skype for Business Online sign-in errors, start by eliminating the most common causes of sign-in difficulty. If necessary, you can then follow specific resolution steps based on the type of error. If the user still cannot sign in, collect additional information, and then seek additional help.
Follow resolution steps for a specific error (Enterprise only). ImportantThese instructions are intended primarily for Microsoft Office 365 Plan E customers. If you are an Office 365 Plan P customer, continue to the following section,.If the user cannot sign in after you have tried the suggestions in the previous section, then you can do additional troubleshooting based on the type of error. The table below lists the most common error messages and possible causes. Following the table are detailed procedures to address each issue.
NoteThe following steps assume you are using Microsoft Forefront Threat Management Gateway (TMG) 2010. If you have a different web gateway solution, use the settings described in step 4 below.To create an application entry for Msoidsvc.exe in Forefront TMG 2010, follow these steps:.In the Forefront left pane, click Networking.Click the Network tab. Under the Tasks tab in the right pane, click Configure Forefront TMG Client Settings.In the Forefront TMG Client Settings dialog box, click New.In the Application Entry Setting dialog box, configure the following rules:ApplicationKeyValuemsoidsvcDisable0msoidsvcDisableEx0For details, see the Microsoft Knowledge Base article 2409256,. Update DNS settingsIf your organization has a custom domain, this procedure is a possible fix for the following error message: Server is temporarily unavailable.Contact your domain name registrar for information on how to add the following CNAME record to your domain:.DNS record type: CNAME.Name: sip.Value/Destination: sipdir.online.lync.comFor details, see the Microsoft Knowledge Base article 2566790,.
ImportantYou must append your domain name to the existing value, not simply replace it.For details, see the Microsoft Knowledge Base article 2531068,. Update user settings in Active DirectoryIf your organization had a previous installation of Microsoft Office Communications Server or Microsoft Lync Server 2010, you may not have deleted your users from the server before decommissioning it. As a result, the msRTCSIP-UserEnabled attribute is still set to FALSE in Active Directory Domain Services.To fix this issue, follow these steps:.Update the msRTCSIP-UserEnabled attribute for all affected users to TRUE.Rerun the Microsoft Online Services Directory Synchronization Tool (DirSync). For details, see.To troubleshoot Skype for Business Online sign-in errors, start by eliminating the most common causes of sign-in difficulty. If necessary, you can then follow specific resolution steps based on the type of error.
If the user still cannot sign in, collect additional information, and then seek additional help. Use the Microsoft Support troubleshooting guideIf you're still not able to resolve the user's sign-in problems, review the suggestions in Microsoft Knowledge Base article 2541980,. Collect more information and seek additional helpIf you've followed the guidance above and still can't resolve your sign-in issues, you must collect additional information and contact technical support. To do this, follow these steps:.Obtain the log files and Windows Event log details from the user's machine. For step-by-step instructions, see the end-user help topic.Send the log files and detailed information about the error to Microsoft technical support.You may be asked to supply additional diagnostic information by installing the Microsoft Online Services Diagnostic and Logging (MOSDAL) Support Toolkit on the affected user's machine. For details, see.To troubleshoot Skype for Business Online sign-in errors, start by eliminating the most common causes of sign-in difficulty.
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If necessary, you can then follow specific resolution steps based on the type of error. If the user still cannot sign in, collect additional information, and then seek additional help. Related topicsRelated Articles.
Hi All,I have a problem in my network with Skype for business online.I have 4 local domains on my site, these domains are verified on Office 365.An exchange hybrid setup is configured between O365 and my local exchange.I already migrate some users from prem to the cloud and I begin using the services provided by office 365(exchange online, Skype for business,onedrive.).The users migrated to office 365 cannot sign in with Skype for business from my network. I faced always this error:'There was a problem acquiring a personal certificate required to sign in. If the problem continues, please contact your support team.' But from outside of my network they can signing in automatically.in our network the pcs are joined to the domain and are using proxy to access the internet.Please I need your help to solve the problem.Thanks in advance.
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