Prerequisite
To add the IBM® Rational® DOORS® data source, the properties file must be updated for JAVA version 17 and above.
To update the properties file
- Close the modeling tool.
 - Go to <install_root>\bin folder.
 - Open <modeling_tool_name>. properties file using any text editor.
 - At the end of the “JAVA_ARGS=” line, add any one of these three arguments:
- -Ddatahub.com_library\=VBS
 - -Ddatahub.com_library\= VBS-DXL
 - -Ddatahub.com_library\= COM4J
 
 - Save and close the file.
 - Relaunch the modeling tool after saving the file.
 
To add an IBM® Rational® DOORS® Data Source
- On the DataHub Explorer toolbar, click the Add Data Source button.
 -  From the Driver drop-down list, choose IBM® Rational® DOORS®.
 - Click Create
 
Warning
Before adding an IBM® Rational® DOORS® Data Source, you must start the DOORS client on your machine; otherwise, MagicDraw® generates an error dialog box.

