When you use the Media Foundation (MF) source reader to seek by calling the SetCurrentPosition function, the function fails and you receive an E_INVALIDARG error message. This issue occurs after you perform a dynamic format change.

Fixes an issue in which MSI repair may fail if the MSI file is originally installed from an HTTP location. This issue occurs after you install security update MS14-049 in Windows 8.1 or Windows 7 SP1.

MUM files and MANIFEST files, and the associated security catalog (.cat) files, are very important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.

The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed in the "Additional file information" section. MUM, MANIFEST, and the associated security catalog (.cat) files, are very important to maintain the state of the updated components.

Microsoft has released new API enhancements for Windows to help developers correctly and securely load external libraries. For more information, visit the following Microsoft webpages: Download the Windows6.1-KB2533623-x86.msu package now. Update for Windows 7 for x64-based Systems (KB2533623) Download the Windows6.1-KB2533623-x64.msu package now.

Before you install the latest version of the Microsoft Security Essentials virus and spyware definition updates, you must know: Whether your version of Windows is running in a 32-bit or a 64-bit operating environment. Whether you are logged on to Windows as an administrator. Then follow these steps:

The manifest expiry feature is removed from all Active Directory Rights Management Services (AD RMS) clients. This is a design change to AD RMS for all supported Microsoft applications and Windows operating systems.

MUM, MANIFEST, and the associated security catalog (.cat) files, are very important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.

This security update resolves an Authentication Bypass vulnerability that allows SAML tokens to be signed by using arbitrary symmetric keys in Windows Communication Foundation (WCF) and Windows Identity Foundation (WIF).

When you try to install Microsoft SQL Server 2012, the installation may fail. Additionally, you may receive the following error message: Assembly Error:The identities of the manifests are identical but their contents are different. When this issue occurs, the following error message is logged in the SQL Server setup log file: