Application Log 
You use this Web Dynpro application (USMD_APPLICATION_LOG) to issue messages that belong to the application logs created by the system. For more information, see Application Log.
The system creates or updates application logs in the following situations, for example:
Changes to master data
Validation
During master data replications
Integration
The Web Dynpro application provides features of the Analyze Application Log (SLG1) transaction that have been specifically designed for Master Data Governance.
Features
You can display a user-specific results list of the application logs created and apply the following functions:
Display the messages for an entry in the log list (at the top of the screen).
The system uses colors and icons to indicate the following message types:
Termination messages
Success messages
Warnings
Error messages
The system displays all message types by default. You can show or hide the respective message type by clicking the appropriate icons.
Display the long text for an entry in the message list (at the bottom of the screen).
The system displays an information icon to indicate whether a long text exists.
Print the message list in PDF format
Export the message list to Microsoft Excel
Filter the messages
You can use the column headers in the message list as filter criteria.
Activities
To list the messages that were created for a specific message type, date, time, or user, select an application log from the list at the top of the screen.
If you want to display messages of a specific type only, click the icons for the message types that you want to hide. For example, if you want to display error messages only, click the icons for all other message types (but not the red icon).
To display the long text for a selected message, click the information icon at the bottom of the screen.
More Information
For more information, see Evaluation of Data Replication Logs.