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Technical Information

 
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Solutions to Common Problems

Agenda Builder Issues

Issue:
How do I build an agenda?
Solution:
First, add a subject from the Manage Subjects screen. Then click on Agenda Builder and create the agenda.
 
Issue: Is there a maximum file size for the agenda file (.saz) that can be uploaded to the Centra server?
Solution: The agenda file in Centra 7 has no size limit.
 
Issue: When I attempt to import an agenda including an evaluation from the Insert menu while leading a session, I receive an error message stating: Some Agenda items were not imported. Evaluations cannot be imported with the Insert Agenda command.
Solution: Agendas containing evaluations cannot be imported during a session from the Insert menu.
  1. Before the event is scheduled to start, a Content Developer will have to create an agenda using Agenda Builder, create a new subject and add the agenda to the subject.
  2. An Event Manager will then have to assign the subject to the event.

For additional information, see the Content Developer document available from the Centra Help menu.

Note: If an agenda does not include an evaluation, the leader may insert the agenda during a session from the Insert menu.

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Application Sharing Issues

Issue:
How do I share an application?
Solution:
During the event, select Application Sharing from the Tools menu and select the application.
Note:
The application must be running on your desktop before it can be shared.
 
Issue:
When I share an application, my screen changes. The Tools and Participants window moves to the right.
Solution:
This is normal. Use your mouse to navigate. Use the microphone icon to speak if the CTRL key stops working.
 
Issue:
Video goes away when I share an application.
Cause:
This is the default setting and is intentional in order to conserve bandwidth.
Note: Customers may request this setting be changed to allow video during an application share. However, the change impacts all events in a domain and cannot be made for individual events.
 
Issue:
When leading an event, how do I change the color depth and refresh rate for an Application Share?
Solution:
The leader may change both color resolution and refresh rate during a session. To do so, select Appshare Options from the Tools menu. The color depth can be increased to true color, while the refresh rate can be adjusted on a scale from 1 to 5; 5 is the fastest while 3 is the default setting.
Note: True color and a faster refresh rates require higher bandwidth. In addition, recordings made under these conditions may be larger files, causing delay both in buffering from the server and downloading to the client machine.
 
Issue:
When I use an application share in Centra, the audio ceases to function.
Solution:
When using an application share, the application being shared becomes the primary application. Shortcut keys in Centra will not function. To continue using audio in Centra during an application share, click the Lock Microphone button in Centra, which will allow the leader to continue talking during the application share.
 
Issue:
When performing an application share, if an application such as Outlook Express or WS_FTP LE has a password dialog box open, those dialog boxes are not shared with participants.
Solution:
As a security feature, the application windows will be shared but the password windows will not be viewable to participants.

Audio Issues

Issue:
Nobody can hear me.
Solution:
Try the following:
  • Hold down the CTRL key when attempting to speak.
  • Run the Audio Wizard.
  • Check physical connections.
  • Check system volume control by double-clicking the speaker icon in the system tray
    Make sure that Line In is not muted and is turned up.
  • Click Start > Programs > Accessories > Entertainment > Sound Recorder.
    Record your voice and play it back.
Issue:
I am a leader and my participants can't speak.
Solution:
Make sure to unlock your microphone.
 
Issue:
The Audio Wizard does not open.
Solution:
If you are using a pop-up blocker, disable it so the Audio Wizard pop-up window can open.
 

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Chat Issues

Issue: Recording pauses during chat.
Cause:
This is a feature of Centra. Chat is not recorded. Thus, the chat window cannot be left open to record a session.

Event Issues

Issue:

You are running Windows XP SP2 and are experiencing one of the following problems.

  • When attempting to attend a Centra event, you receive a window that states "The web page you are viewing is trying to close this window. Would you like to close this window?"
  • When attempting to attend a Centra event, your Web browser closes and you are not entered into the event.
  • When attempting to attend a Centra event, you click Attend and nothing happens.
Solution:

The Centra ActiveX control is not installed and trusted correctly. Please follow the instructions for Installing the Centra Client for Windows XP SP2.
 

Issue:
When I create an instant eMeeting using the Centra Meeting Launcher in the system tray, the invitees see the meeting, but I do not.
Solution:
Uninstall and reinstall Centra.
 
Issue: As a leader, how do I start an event?
Solution: On the My Schedule screen, click Lead for the event in question.
 
Issue: When attempting to import a PowerPoint presentation into an event, I receive the error message: File size must not exceed 10 Mb.
Solution: PowerPoint presentations inserted into an event must be smaller than 10 Mb. PowerPoint presentations uploaded into a Centra agenda file (.saz) using the Agenda Builder utility do not have a maximum file size limitation.
 
Issue: Why does Centra close down the event I am leading if no participants show up within an hour's duration?
Solution: Centra does close down an event with no participants if an hour has passed. The leader may reopen the event and continue as the leader. However, if no participants show up after an hour has passed the event will close down again.
 
Issue: When I lead an event, the Agenda isn’t displayed. The Agenda was built using Agenda Builder and assigned to the correct subject for the event.
Solution: Try restarting the workstation and clearing the browser cache. Other options include performing a manual uninstall and reinstall of the Centra client, leading the event from a different workstation and importing the PowerPoint presentation directly into the event.
 
Issue: When I try to use the Invite by Email feature from within the Centra client, nothing happens.
Solution: This is a known issue and we are working with Centra on a resolution. At this time, you will have to manually send an e-mail to the participants with the necessary information (URL and event ID) on how they can enter the event.
 
Issue: I have read that all Centra events should prompt the leader to send a post-event e-mail after the leader ends the event. This doesn’t appear to be working.
Solution: This is a known issue and we are working with Centra on a resolution.

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Event Manager Issues

Issue:
When I attempt to create a new event and click the Calendar drop-down menu, nothing happens. The calendar is supposed to open so I can pick the date on which I wish to schedule the event.
Solution:
  1. In Internet Explorer, select Tools > Internet Options.
  2. On the General tab under Temporary Internet files, click Settings.
  3. Under Check for newer versions of stored pages, select Every visit to the page.
  4. Click OK twice and refresh your browser.
Issue:
How do I record an event?
Solution:
Before the event, go to Manage Events and edit the event. Select the Record Event check box. During an event, you may stop and start recording using the red record icon on the toolbar.
 
Issue:
How do I make someone a co-presenter?
Solution:
The process varies depending on the type of event:
  • Symposium or eMeeting: Event managers can designate participants as co-presenter during the enrollment process. During the event, the leader can right-click on a user and select Promote Participant to Co-Presenter. There is no limit to the number of co-presenters in a Symposium or eMeeting.
  • Conference: Up to 4 participants can be designated as co-presenters during the enrollment process.
  • Web Seminar: Unlimited co-presenters can be designated during the event setup.
Issue:
As a Centra event manager, I cannot assign Event Manager permissions to an account. I can assign Content Manager, Leader, Web Seminar Presenters, Web Seminar Recorders and Web Seminar Reviewers permissions. However, I do not see the Event Manager group listed.
Solution:
After creating the new user account, contact MOREnet Technical Support to have Event Manager permissions granted to the new user. At this time, local event managers do not have the ability to grant Event Manager permissions.
 
Issue: When I attempt to delete an Event Manager account, I am prompted to send the e-mail confirmation, but the account is not deleted.
Solution:
Please contact MOREnet Technical Support to delete Event Manager accounts.
 
Issue:
I have invited a group to an event and would like to make attendance changes to individual users in that group. Is this change possible?
Solution: Individual participants cannot be removed from the event if they were enrolled as part of a group. If you anticipate the need to modify individual users, do not invite them as part of a group.
 
Issue:
When I attempt to modify an eMeeting I did not create, I can’t find any option to view or modify its enrollment.
Solution:
Only the eMeeting creator can view and modify the enrollment.
 
Issue:
When I attempt to edit the enrollment for an event and add a user, I don’t see the account on the Add to Enrollment screen. When I view the list of accounts from Manage Users, the account is displayed.
Solution:
Guest user accounts will be displayed under Manage Users, but guests cannot be enrolled in a scheduled event. You can edit the guest user account and select the option Convert to Registered User. This will allow you to enroll the user into a scheduled event.
 
Issue:
I have created a password-protected event. However, when a registered participant attempts to attend the event, they are not prompted for the event password.
Solution:
The event password is only required when attempting to self-enroll in an event. There is no way to password-protect events or recordings for registered Centra users who are pre-enrolled in the event.

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Firewall Issues

Issue:
What ports do I need to open for Centra?
Solution:
Ports 80, 443 (HTTPS) and 1709.
Note: The Centra client will try to establish a direct connection through port 1709. If port 1709 is not available, the client will try to tunnel through port 80. The tunneled connection, while letting the participant attend events, affects his or her participation and experience.

Login Issues

Issue:
I have forgotten my password. How do I find out what it is?
Solution:
Click Forget your password? link on the login screen. Enter your e-mail address and your password will be e-mailed to you.
 
Issue:
User has forgotten his or her login ID.
Solution:
The Event Manager can select Manage Users and search for variants of the user's name.
 
Issue:
User cannot log in, even after entering what he or she believes to be the correct login and password.
Solution:
The Event Manager can select Manage Users and edit the user's profile. In the Edit Profile for User screen, enter a new password.

System Check Issues

Issue:
When attempting to complete System Check, I pass the browser check and then click Continue for the network check, but nothing happens.
Solution:
Perform a manual uninstall and reinstall of the Centra client following the instructions located on the Client Installation Requirements page. Make sure you have any pop-up blockers disabled.
 
Issue:
When attempting to complete System Check, I fail the browser check portion.
Solution:
Internet Explorer
On the Internet Explorer Tools menu, select:
  1. Internet Options > Security tab > Custom Level. Select Enable for the following options:
    • Download signed ActiveX controls
    • Run ActiveX controls and plugins
    • Script ActiveX controls marked safe for scripting
  2. Internet Options > Advanced tab > Microsoft VM
    • Select the JIT compiler for virtual machine enabled checkbox. This option must be enabled.
Note: The Centra 7 Web address does not have to be added to Internet Options > Security > Trusted Sites because this requirement is set on the Centra 7 Web servers.
Netscape
Please verify the following settings have been enabled in Netscape Preferences.
  • Smart Update
  • Java
  • Verify Native Object Scripting
Note: When running Centra 7 with Netscape 7.1, Netscape's native pop-up blocker must be disabled.
 
Issue:
When attempting to complete System Check, I pass the browser check and the network check portions. However, when Centra attempts to launch the Audio Check window, the software freezes.
Solution:
This can be caused by a conflict with a previous version of the Centra client. Uninstall the current Centra client using Control Panel > Add/Remove Programs. Install the Centra client following the instructions located on the Client Installation Requirements page.

Video Issues

Issue:
Video does not appear to be working. Nobody can see me.
Solution:
Try the following:
  • Is the session configured to allow video?
  • Run the Video Wizard.
  • Check the physical connection of camera.
  • Is the software loaded for the webcam?
  • The camera may be incompatible. H.323 cameras are not compatible with Centra. Creative Labs and Logitech webcams are recommended.
Issue: I can't see anybody.
Solution: Is application sharing being used? If so, note that video is unavailable during application sharing.
 
Issue: As a leader, how do I grant video to a participant?
Solution: Right-click the participant's name and grant video.
 
Issue: When I record an event that contains live video, the playback recording does not include the video.
Solution:
By design, any Centra event using the server-side or client-side recording method will not include the live video.

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