IE 9 tab crash when accessing MUOnline

Depending on the Java Runtime Environment installed on a client machine, users may experience a browser tab crash when attempting to log-in to MUOnline.    The crash may be accompanied by the following error message:

Additionally, IE9 may be unable to return to the page (cannot reload the site) with the following message on the page:

A problem with this webpage caused Internet Explorer to close and reopen the tab.

We were unable to return you to {URL}
Internet Explorer has stopped trying to restore this website. It appears that the website continues to have a problem.

This error is caused by a problem in an outdated version of the Java Runtime Environment being used by Internet Explorer 9.   To correct this problem, users should download the most recent version of Java and install it, using the following instructions:

How do I install Java online for Internet Explorer?


Opening Office 2010 Documents through MUOnline

On computers using Windows 7 operating system and Office 2010, users will see an additional dialog box when opening an Office document.

Click open on the dialog box and then a second dialog box will appear.  Choose cancel until dialog box disappears (may take 2-3 clicks).

Java Security Dialog When Accessing MUOnline

Please note this issue only affects Windows users who are using Java version or higher.

When logging into MUOnline, users will be presented with a security dialog pop up which says “Java has discovered application components that could indicate a security concern.” In order to make full use of the tools in MUOnline (My Computer file upload, chat and whiteboard, and HTML creator) you must click “No” to this dialog box.

A second option is to allow mixed code to run with protections.  This option will not show the security dialog when logging in.
To allow mixed code do the following:

  1. From the Start menu click on Control Panel
  2. Click Java
  3. Click the Advanced Tab
  4. Under “Mixed Code” choose “Enable – hide warning and run with protections” (see screen capture below)
  5. Click OK

Adding Wimba Content from Pre-Existing Live Classroom

Adding Wimba Content from Pre-existing Live Classroom
1.      Log In to MUOnline
2.      Enter Course that contains Wimba Live Classroom
3.      Select the “Build Tab”
4.      Click on “Add Content Link”
5.      Click on “Wimba Live Classroom”
6.      Click on “Create Wimba Live Classroom”
7.      Enter your desired “Title” for the instance of Live Classroom
8.      Click “Continue”
9.      Select “Link to Existing Room”
10.  Choose the appropriate instance of Live Classroom that you are trying to recover from the Drop-Down menu to the right.
11.  Click “Continue”

This will create a new instance of Live Classroom and will import all of the content and archives from the pre-existing room.

Wimba Pronto – Deleting User Account

If you create a Pronto account and do not like the Pronto ID you used to setup the account, the only way you can change this is to delete the account and recreate it using the Pronto ID that you want. Below are the steps to delete and recreate your Pronto Account. Keep in mind that deleting your Pronto account is permanent.  When you delete your Pronto account, your Pronto ID, account information, contacts, and profile information are lost and cannot be recovered. Once you recreate your account you will have to add your contacts and profile information back to your account.


  1. On the Pronto Settings page, click the Support link located in the footer of the page.Link to Wimba Support
  2. A new page will open, at the bottom of the new page you will see the delete my account… link. The Delete your account page opens.Delete Account Link
  3. Select a reason for deleting your Pronto Account from the drop-down menu.
  4. Add any additional comments that would like to leave in the Comments box.
  5. Click the Continue button. The Confirm Delete page opens.
  6. Type your Pronto password in the Password field.
  7. Click the Delete this account button. Your account is deleted.
  8. Once you have deleted the account, wait approximately 10 minutes for the deletion process to complete then log in to MUOnline and setup your new Pronto account.

Wimba Classroom – JSecure Door Error

Problem: When attempting to use Classroom, a pop-up window appears with the message below. Students are unable to participate in the Classroom session via video or audio.

“JSecureDoor Error Wimba Classroom v5.2.4.1 (error 132)
Unable to Find Archive
There was a problem initializing the Door archive file.”

Solution: Uninstall current version of java, then run the Wimba Wizard and install the needed version of Java from the prompt.

Search – Displaying Private Posts

If you use the Search tool to search for a term and if that term is used in someone’s private post such as a Journal entry the Search tool will find it and display it.

Only workaround – do not use the Seach tool.

Menu – Left Menu Bar Displays Across Screen

If you log into your course section and the left side menu bar fills the screen, click on a specific tool and the bar should revert back to normal. If it does not then click My MUOnline and relaunch the course again. Speculation on this problem is the course content page did not fully load.

Learning Modules – Cannot Reorder

If you are working in a module and you reorder items then click to another tool in the course menu then come back to the module and see that the changed did not take place, leave the course section by click My MUOnline then click back into the course. The items in the module should be correct. If the module items are still out of order, reorder them again, then click MU Online to leave the section and re-enter. The module order should be correct now.

GradeBook – Missing From Course

If you log into your MUOnline course, click GradeBook, and the GradeBook does NOT appear, you only see a blank screen…

First, do not panic, the GradeBook is not gone.

It is a Java issue. Listed below are 3 options to fix the problem.

Internet Explorer Mozilla Firefox
Option 1 – Quickest fix:

In the Grade Book, right-click on blank screen and select “Refresh/Reload”

Option 1 – Quickest fix:

In the Grade Book, right click on blank screen scroll to This Frame, scroll to Reload Frame and left-click

Option 2 – If that doesn’t work try the following:

  1. On Internet Explorer, click Tools, scroll to and click Internet Options.
  2. Under the General tab, under Browsing history, click Delete…
  3. Under Temporary Internet Files, click Delete files
  4. Click Yes
  5. Click Close
  6. Click OK
Option 2 – Move on to Option 3

Option 3 – To fix the JAVA problem:

  1. Look for the JAVA icon in the bottom right corner of the computer display.
  2. The icon looks like a steaming coffee cup.
  3. Right-click on the icon, scroll to and click Open Control Panel Click
  4. Allow in the next window and wait for a new window to appear.
  5. At the bottom of the next window under Temporary Files click Settings…
  6. At the bottom of the next window, click Delete Files…
  7. Make sure the 2 boxes are checked (Applications and Trace) Click OK,
  8. Click OK
  9. Click OK

For Mac users using Safari, this issue has not been reported using this platform and browser. If you do see it, please report it to the Help Desk.