The Set of Folders cannot be Opened | Fix in Outlook 2013, 2016

The Set of Folders cannot be Opened | Fix in Outlook 2013, 2016

Outlook is a popular email service used it as a preferred solution for personal and professional communication. Users more often face multiple annoying errors while using it. However, amongst many problematic error issues, the most frequent error usually been encountered by them is “The Set of Folders Cannot be Opened.” This error often creates hindrance for users to accessing their Outlook emails and messages. Such a specific error generally arises because of improper Outlook setup in computer system or corrupt PST file associated to Outlook account. Luckily, there is easy solution to quickly solve it from the root. Learn the right troubleshooting procedures in this guide. So, give a glimpse over here!

Set-of-Folders-cannot-be-Opened-in-Outlook

Reasons Behind “The Set of Folders cannot be Opened” Error

  1. Check-out the list of possible reasons listed underneath:
  2. Outlook PST file may be in danger which causes ‘The Set of Folders Cannot be Opened’ issue
  3. Inappropriately setup of Outlook on Windows system
  4. Corrupt files or folders trying to open
  5. Due to failed operation in Outlook or data loss

Usually, the “The Set of Folders cannot be opened” error indicates the Outlook data file where entire information is stored cannot be opened.  Before start fixing this issue, you have to first ensure that no backup software is running that is supposed to backup the data file, because if the file is in use, Outlook will not be able to access the file. Secondly, make sure that the file has not been moved from its original location. Although, Add-in can also disrupt Outlook from accessing the data file.

Methods to Fix “The Set of Folders cannot be Opened Issue

We have compiled some effective troubleshooting methods to get rid of this issue. So, let’s have a closure look at each of these fixing methods:

Method 1: Start Outlook in Safe Mode

One of the optimum solutions for this error is to run Outlook in safe mode. In safe mode, Outlook starts without loading the add-ins. To run Outlook in the safe mode, follow the given steps:

  1. Pressing “Window + R” keys on your keyboard to open Run command
  2. Type “Outlook /safe” into the search box and press “OK”
  3. Doing this a “Choose Profile” dialog box will appear, click “OK” tab
  4. If Outlook starts in the safe mode, then there might be a problem with the add-ins. Add-ins can prevent Outlook from being accessing. So, at this stage, it is needed to disable Outlook add-ins.

Disable Outlook Add-ins

  1. Go to “File” tab, then “Options” and click on “Add-ins”
  2. At the bottom of the window, select ‘COM Add-ins’ and then press the ‘Go’ button
  3. The Add-ins used by Outlook will be shown in the ‘COM Add-ins’ section
  4. Uncheck all the add-ins separately and restart “Outlook”
  5. You can also disable each add-in one by one and launch Outlook to know which is actually causing the problem

After performing these steps accordingly, restart Outlook and check ‘The Set of Folders Cannot Be Opened in Outlook’ is fixed or not. If yet it is continuing, move to the next method.

Method 2: Create a New Outlook Profile

The Outlook profile holds all settings for the MS Outlook application. So, once the profile gets corrupted or damaged due to some unexpected errors, it could result the “The Set of Folders cannot be opened” error. That’s why; it is suggested to create a new Outlook profile with the help of below guidelines:

  1. Go to “Control Panel” section and Choose “Mail (MS Outlook 2013 or 2016)”
  2. Opt “Show Profiles” from the given list; a new wizard will appear on the screen.
  3. Press the “Add” button and give a specific name to the profile. Also, in the “Auto Account Setup” window, fill the details for your email account to setup up a new profile.
  4. Once you successfully create a new profile, it will appear on the “General” tab in the Mail box section
  5. Now, go to the section “When starting Outlook, use this profile,” and choose “Always use this profile”
  6. And then press “OK” tab

After selecting the new created Outlook profile, restart MS Outlook. And if Outlook starts normally, it means the previous Outlook profile was corrupt.

Method 3: Reset Outlook Navigation Pane

The navigation pane automatically stores all the folders of your Outlook data and icons like Contacts, Tasks, Calendar and etc. Resetting the navigation pane parameter will delete all the folders, and hence resolve the “cannot open the Outlook window” error as well. Here is how to do reset:

  1. Close all the Outlook related applications first on your system
  2. Now, press Win + R keys to open the Run dialog box
  3. Then in the run tool type outlook.exe /resetnavpane and hit Enter key
  4. Doing this, the settings of Outlook navigation pane will begin to reset
  5. Wait a while until the process gets done
  6. Now, Start MS Outlook and check for the error whether it has solved or not

Go to the next solving method if yet the same Outlook problem persists.

Method 4: Fix Outlook Folder Issue with ScanPST.exe

ScanPST.exe is an in-built tool used to repair corrupt PST file. Use this utility to fix minor Outlook PST issues. Follow the below steps:

  1. Launch Windows Explorer and browse to the location where Outlook is installed
  2. Follow the path “C:\Program Files (x86)\Microsoft Office\root\Office16” if you are a Outlook 2016 user
  3. Now look for “ScanPST.exe” and run it on your system
  4. Browse the PST file that you want to repair and then click Start button to scan the file
  5. Once the scanning process is complete, click “Repair” button to remove PST file error or repair and fix ‘The Set of Folders Cannot be Opened’occurred in Outlook

Method 5: Delete .XML Files from Outlook Directory

Having XML file in the Outlook directory could be the one possible reason of the ‘The Set of Folders cannot be Opened’ error. If these files are corrupt, then Outlook won’t be opened. It is advisable to remove these files as soon as possible from the Outlook directory, which can be achieved with the following steps:

  1. Press ‘Window + R’ key simultaneously and type “Appdata” in the search field, and then hit “Enter” key
  2. The Appdata directory will appear on the screen, now navigate to LocalMicrosoftOutlook16*
  3. Here, search for the XML files and relocate them or delete them

After removing the .xml files, restart Outlook, and you might not face the same error again.

Achieve 24/7 Email Technical Support for Instant Solution

In case, you are yet experiencing The Set of Folders cannot be Opened issue, don’t feel blue! There is round the clock accessible Email Technical Support for your help. To avail one-stop technical support service, contact us simply by making a call at helpline number. Our highly expert technicians are always there to instruct you to eradicate Outlook folder not opened error issue quick and ease.

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