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Salesforce for Outlook - Duplicate Side Panel in Outlook

Knowledge Article Number 000239906


Duplicated side panel after installing Salesforce For Outlook (SFO ). If user tries to minimize the side panel using the >> icon, the side panel gets doubled when minimized
User-added image

Possible Root Cause(s):

1- Corrupted install or previously SFO unsuccessful installation or un-installation that left SFO files in the Registry

2- Corrupted or duplicated Office files installation

3- Your Internet Explorer (IE) is not up to date. Make sure you upgrade to the latest version. IE 11 preferably.
Refer to the
Microsoft Article : Which version of Internet Explorer am I using?

If you have windows 8.1 or later, IE11 is part of your Windows installation so can skip this step. If you Windows 7 then you need to make sure IE is up to date.
You would also need to know your Windows bitness to be able to update your IE. Please refer to the Microsoft KB: How to determine whether a computer is running a 32-bit version or 64-bit version of the Windows operating system

You can download Internet Explorer  (IE11) from Microsoft 



Troubleshooting Steps

Make sure Microsoft Outlook is closed and SFO is not running in the System Tray (to exit SFO, right click on the SFO icon in the System Tray at the bottom right corner of your screen and click on Exit
1- Uninstall SFO and make sure the files and folders are deleted from the

C:\Program Files (x86)\\Salesforce for Outlook OR  %localappdata%\Programs\
%Appdata%\\Salesforce for Outlook and

2- Check the Registry for any SFO add-ins under the following keys, if they still exist after you uninstalled SFO, remove them


3- Search for the Redemption key in the Registry and remove them
while in the Registry, try searching for the following keywords and export and delete them. 

Salesforce for outlook

NOTE - There will be a lot of entries as for your search result, please make sure you keep pressing the F3 key on your keyboard until you find every entry and delete and make sure to see the "Finished searching hrough the registry" popup message. Then move on to the next search

4- Delete the content of the %Temp% folder (You may not delete some of the files since they may be in use by open application so you can Skip them)

5- Navigate to System Notification Area and make sure the Salesforce for Outlook or SfdcMsOl.exe icons do not exist. If you see any icons related to Salesforce for Outlook, SFO, Sfdc then perform the steps below under the 
Remove or Clear past icons in Notification Area section

For more information on viewing, editing and managing the System Notification area icons see the Microsoft Knowledge Articles below
For Windows 10 (Third party web site)
This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base: How to back up and restore the registry in Windows: KB 322756

Remove or Clear past icons in Notification Area

  1. Click Start Start button, type regedit in the Start Search box or the Search programs and files box, and then press ENTER. 

    User Access Control     permission If you are prompted for an administrator password or for confirmation, type the password, or click Allow.                                                                                           
  2. Locate and then click the following registry subkey:
    HKEY_CURRENT_USER\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\TrayNotify                               
  3. In the Details pane, click the IconStreams registry entry.
  4. On the Edit menu, click Delete, and then click Yes.
  5. In the Details pane, click the PastIconsStream registry entry.
  6. On the Edit menu, click Delete, and then click Yes.
  7. Exit Registry Editor.
  8. Restart the Explorer.exe process. To do these, follow these steps:
- On the Processes tab in Task Manager, click the explorer.exe process, and then click End Process two times. If you are unable to find the explorer.exe process, the easiest way is to restart your machine
- On the File menu, click New Tasks (Run), type explorer, and then click OK.
- Exit Task Manager.
If you are running Windows 7, follow these additional steps:
1- Click Start Start button, type Customize icons and then click Customize icons on the task bar.
2- Click Turn system icons on or off, and then set Volume, Network, and Power System to On.
3- Click OK, make sure that the behavior for Power, Network, and Volume are set correctly, and then click OK.

6- Press and hold down the Windows key and press the R key to open up the Run Command, type in Appwiz.cpl to open the list of installed programs
Search for Microsoft Office installation and run a repair on it, if the Office Click to Run or Office 365 is installed make sure to run an On-line Repair not Quick Repair. Restart when its done

7- Download the SFO .exe version, do not use the ,MSI version ( .MSI is not a smart installer and does not check for anything) 

8- Install SFO using the Per-user option (Me Only option)

9- Make sure the following key exist in the Registry after SFO is installed.
If the HKEY_CLASSES_ROOT\TypeLib\{2D5E2D34-BED5-4B9F-9793-A31E26E6806E} or its subfolders (5.10 and 5.a) are missing in the Registry then most probably the installation has failed to register the SfdcRdm.dll (for 32 bit systems) and SfdcRdm64.dll ( for 64 bit systems). Also make sure that there are no other keys such as 4.x or 5.x exist under HKEY_CLASSES_ROOT\TypeLib\{2D5E2D34-BED5-4B9F-9793-A31E26E6806E}.
You only need to have the 5.10 and 5.a you can export and save any other keys from here and then delete them. 

10- Open Outlook and your Side Panel should load correctly

11- To minimize the Side Panel you can add the Show/Hide button to your Outlook toolbar. See the knowledge Article Number 000186485 for more information


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