Repair Outlook Error Not Enough Memory to Complete This Operation

Are you facing Outlook error not enough memory to complete this operation? If yes, then go to this page to know how to fix Outlook data file showing this error message.”

Error: “There Is Not Enough Memory to Perform the Operation Outlook”

Outlook has many advanced features that users are still unknown to use them. While trying to use such unknown functionalities on Outlook, the user may encounter a variety of error messages. One such error is, "Not enough memory to complete this operation”.

Signs and Causes:

This error message usually occurs with Outlook mailbox associated with Microsoft Exchange Servers.

This Outlook error message gets triggered frequently while performing actions like adding a new contact to contact list, archiving mailbox items, adding a large file from the particular document as an email attachment, adding a Global Address book to Contacts list on Server and many other times. This error message on Outlook also appears when the mailbox reaches the maximum file size limit and has insufficient memory to perform the tasks as mentioned above.

How to Fix Outlook Error Not Enough Memory to Complete This Operation?

This Outlook PST error can be fixed by carefully modifying registry file values on your computer using these steps.

Caution: Incorrectly editing registry values may create serious problems. Hence, before changing the registry values back up the registry file and then proceed with these steps.

Step 1: Open Start -> Click Run -> Type regedit -> Click OK.

Step 2: In the upcoming window, select registry subkey in this location -HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Messaging Subsystem.

Step 3: Then click on Edit button located in the tool bar.

Step 4: Select New and click on DWORD value.

Step 5: Type SharedMemMaxSize in the given box and hit Enter.

Step 6: Right-click on SharedMemMaxSize option and click on Modify.

Step 7: In the value box, type 300000 with hexadecimal base and opt OK.

Step 8: Now, go to -HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows Messaging Subsystem\Applications\Outlook and change SharedMemMaxSize value to 300000.

Step 9: Go to File and click on Exit.

If Outlook error not enough memory to complete this operation is not fixed even after changing the registry values, then make use of superior PST repair utilities.

Best Software to Repair Microsoft Outlook Error Not Enough Memory:

Outlook repair tool is the ultimate solution to resolve this Outlook error, there is not enough memory to complete this operation. Added with quick scanning process, the software scans the PST file for errors and repairs it securely without damaging the file further. This repair program supports to fix corrupted PST files created in Microsoft Outlook 2000, 2003, 2007, 2010, 2013 and 2016 versions. This utility is built with excellent repair strategies to mend Outlook PST data file that shows various error messages due to CRC error, file header corruption, synchronization errors, Outlook not working error in Windows 10, 8.1, 8, XP, Vista, 7, 2003 and 2008 versions.

Steps to Repair Outlook Not Enough Memory Error:

Step 1: Download and install Yodot Outlook PST Repair software on your Windows system.

Step 2: Run the tool and select,

Main Screen

  • Open PST file – If exact location of PST file on the system is known
  • Find PST file –To find and select PST file
  • Select Outlook Profile – If your Outlook has multiple profiles

Step 3: After selecting your required PST file, choose scanning method, provide destination to save fixed PST and click on Repair button.

Hit Repair Button

The program starts to scan the file and fix the issues within the PST file. After completion of repair process, the newly repaired file will be available for previewing. Check your PST file in Outlook interfaced display and save it.

Check Repaired PST File

Precautionary Measures:

  • Keep backup of updated PST file, to be in safer side at critical Outlook issues
  • Delete unwanted items from Outlook, before your PST file reaches its maximum size limit and gets corrupt

Related Articles