Text with Slash is displayed reverse.
This is regional specific, related to Middle East region and occurs when the System Locale is set to Arabic.
Go to Control Panel > Region and Language (In Windows 8.1 its Region)
Navigate to the Administrative tab
Under Language for non-Unicode programs, check if the System locale is set to Arabic (Saudi Arabia).
System locale settings for other Arabic countries would be
Change the System locale back to English (United States) and Apply, Close
You must restart windows for the changes to take effect.
When you open the DGN file display is fixed.
Using foreign characters in written text on English MicroStation V8i on English OS