Microsoft Outlook is the most widely used and reliable email client from Microsoft. Due to its enhanced features and improved security, this is treated as the most dependable email client ever made. But Outlook can create problems in some instances and can show one of the following common error messages:

*  "Outlook.pst can not be send - 0x80070057"
*  "Unable to open your default e-mail folders. The .DLL file for the information service could not be found"
*  "Errors have been detected in the file . Close all mail enabled applications, and then use the inbox repair tool"
*  "Outlook .pst can not be accessed - 0x80040116"
*  "FileName.pst file could not be opened. The file may not be compatible with this version of Outlook or it may be corrupted."
*  "OL2000: Unable to use your personal folder file if it exceeds the 2 GB size limit"
*  "Unable to display the personal Outlook folder"
*  "Errors have been detected in the file 'Outlook.pst'. Quit all mail-enabled applications, and then use the Inbox Repair Tool"
*  "Network problems are preventing connection to the Microsoft Exchange Server computer. Contact your system administrator if this condition persists"
*  "SysFader: Msimn.exe - Application Error: The instruction at '0x77ec83c4' referenced memory at '0x00400067'"
*  "The memory could not be read"
*  "Msimn.exe has generated errors and will be closed by Windows. You will need to restart the program"
*  "Out of Memory errors"
*  "File Outlook.pst could not be accessed. Data error. Cyclic redundancy check"
*  "Properties for this information service need to be defined prior to use"
*  "This Outlook file is not a personal folders file"
*  "The add-in 'xyz.dll' could not be installed or loaded. This problem may be resolved by using Detect and Repair on the help menu"
*  "Unable to load 'xyz.dll'. You may be out of memory, out of system resources, or missing a .dll file"
*  "This application has requested the runtime to terminate it in an unusual way. Please contact the applications support team for more information"

These are some of the common error messages in Microsoft Outlook that can occur due to corruption in Outlook PST files or some other Outlook system files. After corruption, the PST files become inaccessible and you can't read data from them.

In these situations, you need to repair and recover data from Microsoft Outlook PST files. You can recover Microsoft outlook data with the help of inbuilt inbox repair tool (scanpst.exe utility) OR a third party Outlook PST repair software like this one. It is a secure and easy to use outlook recovery software that can recover all the outlook elements including mails, contacts, notes, calendar, task, and other personal storage files in all instances of PST file deletion or corruption.