The tool will scan and display if any errors are found.After selecting the PST file, click Start.The default location is %localappdata%/Microsoft/Outlook. Press Windows + R, type %programfiles%/Microsoft/Office/Vxx or %programfiles(x86)%/Microsoft/Office/Vxx.To repair the PST file using SCANPST, follow these steps: This can help you fix the error message and get back access to all your mail items. To fix the PST file damage or corruption, you can use SCANPST.EXE (also known as Inbox Repair Tool) or a third-party Outlook repair software. You may also try repairing the PST file to troubleshoot and fix the low memory or out of memory issue in Outlook. This should resolve the out of memory error, if caused by a corrupt or damaged email profile. Once configured, you may remove the old profile after taking a backup.

Follow the wizard to configure your email account under the new profile.

Type the new profile name in the Profile Name box and click OK.

Click More Details and then go to Performance tab. To visually check available RAM and other resources, press CTRL+ALT+DEL keys and click Task Manager.

Once you close all the programs, restart Outlook to use it normally. Many programs you install create an entry in the startup items, making the system slow by consuming the RAM unnecessarily and impacting other programs. You should also check and review the startup items to ensure programs do not start automatically on system boot unless required. To free up some memory and ensure sufficient RAM is available for Outlook, close all other programs that you are running. Solutions to Fix Out of Memory or System Resources Error in Outlookīelow we have discussed some verified solutions that can help you fix the out of memory or system resources Outlook error. Know more: Common errors with corrupted Outlook profile and how to repair Outlook profile. A PST file is prone to damage due to oversizing and issues, such as incompatible or faulty add-ins, virus or malware intrusion, abrupt system shutdown or crash, improper Outlook termination, etc. Further, the error may occur if there's a problem with your Outlook profile or the data file, i.e., PST. The error is primarily caused by low system resources, such as RAM, storage media, etc., or high resource usage by other applications. Reasons for Out Of Memory or System Resources Error in Outlook

You may encounter this or similar errors in any Windows edition.

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