Varieties of VMS Files

Primary VMS File Association

.VMS

File ID:	.vms
Type:	Dreamcast VMU Save File

An emulator file used by Dreamcast,a video game console made by Sega. VMS file contains VMU (Visual Memory Unit) saved data used by Dreamcast.

Created by:	Sega
Function:	Data Files
Entry:	HKEY_CLASSES_ROOT\.vms

Software Programs That Open The Dreamcast VMU Save File:

Dream Explorer by Open Source

Windows

Other VMS File Associations

.VMS

File ID:	.vms
Type:	Hamamatsu NanoZoomer VMS Index

VMS file is Virtual Microscopy System (VMS) index file used by Nanozoomer, an VMS system uses an advanced scanning technology to digitise whole pathology slides at a resolution suitable for diagnostic purposes.

Created by:	Hamamatsu Photonics K.K.
Function:	Data Files

Software Programs That Open Hamamatsu NanoZoomer VMS Index Files:

NDP.view2 by Hamamatsu Photonics K.K.

Compatible with:

Windows

Mac

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Understanding VMS Issues

Issues Opening VMS Files

Dream Explorer Not Present

You encounter an error message such as "- Can't Open VMS Files" when trying to open your VMS. If this is the case, it's usually due to the fact that you do not have Dream Explorer for - installed on your computer. Your operating system cannot associate your VMS with Dream Explorer, so double-clicking the file won't work.

Tip: Another VMS-related program can be selected to open the file by clicking "Show Apps" and finding the application.

Dream Explorer Requires Update

Sometimes your installed version of Dream Explorer won't support your Dreamcast VMU Save File file. If you do not have the proper version Dream Explorer (or any of the other programs listed above), you may need to try downloading a different version of it, or one of the other software applications listed above. This problem is most common when you have an older version of the software application, and your file was created by a newer version that it cannot recognize.

Tip: You can sometimes get hints about the right program version by right-clicking on the VMS file, selecting "Properties", and looking at the version information.

Conclusion: The majority of VMS file opening issues are due to not having the correct Dream Explorer version installed.

More Causes of Problems Opening VMSs

Assuming you have the right Dream Explorer version installed, other problems can prevent you from opening VMS files. If you are still having problems opening VMS files, there may be other issues that are preventing you from opening these files. Problems unrelated to software:

• Invalid VMS file references in the Windows Registry (the "phonebook" of the Windows Operating System)
• Unintentional removal of the description of the VMS file inside the Windows Registry
• Corrupt install of Dream Explorer or other VMS-related program
• File corruption affecting your VMS file
• Your VMS has adversely impacted by malware
• Device drivers of the hardware associated with your VMS file are corrupt or out-of-date
• Your PC doesn’t have enough available resources to open the Dreamcast VMU Save File file