How to Fix Outlook Out of Memory or System Resources Error?
Summary: Having trouble with the ” Outlook Out of Memory or System Resources” problem in Outlook? In this blog, we will discuss several solutions to this common problem. We can help with anything from unwanted usage closure and Outlook updates to data file repairs and virtual memory expansion. So read the blog till the end to get the best solution for the error that you are facing.
Did you receive an error message i.e., Outlook is out of memory or system resources? Many users unfortunately face stress when they see this error in the Microsoft Outlook email client. Outlook’s “Out of Memory or System Resources” problem usually appears when the application cannot access the memory or system resources needed to complete a task. This problem may show up in a number of ways, such as:
- Slow performance
- Crashing or freezing the Outlook application
- Unable to send or receive emails
- Problems opening huge PST files or attachments
Outlook Out of Memory or System Resources Error – Reasons
There are multiple reasons them, Outlook users see this error pop-up message. Let’s understand them now.!
If users try to connect multiple PST (Personal Storage Table) files with Microsoft Outlook. Then you may receive this error message. Now let’s understand this error message technically. When users access PST files in their Outlook accounts then it also creates cached data. But Outlook allots a specific limit for each added account / PST file. When Outlook reached its maximum limit. It shows a pop-up message like out of memory or system resource error in Outlook.
If users import a damaged PST file in Outlook, then it may be a cause of Outlook out-of-memory error. Sometimes corrupted PST files take more space than the actual size because of memory issues.
Primary Reasons of Outlook Out of Memory or System Resources
- Large PST/OST Files: Computer resources are challenged by unnecessarily large data files.
- Too Many Add-Ins: Excessive or broken add-ins use a lot of resources.
- Insufficient System Resources: Performance is hampered by insufficient RAM, CPU, or storage space.
- Data files that are corrupt: Files that are corrupted use a lot of memory.
- Outdated Software: Problems with older versions of Windows or Outlook.
- Background Apps: Services can be challenged by other active apps.
- User Profile corruption: Errors and excessive memory usage are brought on by corrupted profiles.
- Network Problem: Network issues include delayed network-attached storage or issues with connectivity.
Methods to Solve Outlook Out of Memory or System Resources Errors
As we have mentioned above, we will explain the 4 different techniques for solving out of memory or system resources errors in Outlook error. Therefore, don’t waste your time and know all available methods.
#1 Reduce Unnecessary PST Files
If multiple PST files are connected with your Microsoft Outlook email client. Then you need to close some unnecessary PST files to avoid outlook out of memory or system resources error.
First Way –
- Run the MS Outlook email client on your computer and choose the Mail option from the navigation bar.
- Now you will see all imported PST files in Microsoft Outlook.
- Right-click on any PST file and click on the Close Outlook Data File Option.
Second Way –
- Start Microsoft Outlook on your machine and choose the Files option.
- After that, in the Account Settings option, choose Data Files.
- Thereafter, choose a PST file / account and click on Remove.
- Using above mentioned methods, anyone can reduce PST files connected with Outlook.
#2 Use ScanPST.exe (Outlook Inbox Repair Tool)
If you are receiving Outlook out of memory or system resources error because of corrupted files. Then use this freeware ScanPST.exe utility to fix the error professionally. First, you need to find the ScanPST.exe setup file from Outlook directory. Thereafter, double click on this EXE file.
- Launch ScanPST.exe utility and select PST files that you want to fix by clicking on the Browse button.
- After uploading the corrupted PST file in the software interface, you need to press the Start button to continue.
- The PST file scanning process is running, so please wait for a while.
- The scanning process is completed successfully, now you can see the total number of errors found in the PST file.
- Thereafter, you can click on the Repair button to fix Outlook out of Memory or System Resources Error. Your file will be fixed within a few minutes.
At last, you can try to import this repaired PST file into Outlook to resolve the error.
#3 Reduce Cache Size by Registry
If you are not in a situation to remove the PST file from Outlook. Then it is advisable to reduce the cache size of PST files using the registry option.
- Shut down your MS Outlook email client if it is open on your pc.
- Press Windows + R to start Run program. After that type “Regedit” in search box and click on Ok.
- You can also directly search and open Registry Editor App.
- After that, you need to browse the following file explorer of Registry Editor App “HKEY_CURRENT_USER >> Software >> Microsoft >> Office >> <version> >> Outlook >> PST.
- Now right click on PST folder and choose New >> DWORD Value option.
- “UseLegacyCacheSize” is the name of the newly formed value.
- After that, set its value data as “1”.
#4 Smart Solution to Fix Out of Memory or System Resources Error in Outlook 2021 / 2019
Download PST Repair Tool by BitRecover to fix Outlook out of memory or system resources error. This software is also helpful for resolving different types of Outlook errors. This software has multiple advanced features that make it a special tool for resolving Outlook errors.
- Users can split large PST file into multiple smaller parts to overcome the oversize PST problems.
- It permits to merge multiple PST files into one including emails, contacts, calendars, and other data.
- The software allows to make healthy Unicode PST files from damaged files to fix the Outlook errors.
- The tool has the capability to extract crucial data from PST files separately and store in multiple standard file extensions accordingly.
Ending
We have explained the top 4 methods to fix Outlook out of memory or system resources errors. You can try to resolve the Outlook error using any specific technique. You can also take expert advice to correct out of memory or system resources errors in outlook. BitRecover experts are available 24 hours to assist you.