Types of OA2 Files

Primary OA2 File Association

.OA2

File Format:	.oa2
File Type:	Oasys 2

Created by:	Fujitsu
File Category:	Game Files
Registry Key:	HKEY_CLASSES_ROOT\.oa2

Software Programs That Open The Oasys 2:

Oasys 2 by Fujitsu

Windows

B.O.U.T. Evolution file by Evolution MMORPG

Windows

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Troubleshooting Problems Opening OA2 Files

Common Problems Opening OA2 Files

B.O.U.T. Evolution file is Not Installed

When you double-click your OA2 file, you may see a dialog box from your operating system stating that it "Cannot Open This File Type". If this is the case, it's usually due to the fact that you do not have B.O.U.T. Evolution file for - installed on your computer. Because your operating system doesn't know what to do with this file, you won't be able to open it by double-clicking.

Tip: If you know of another program that can open your OA2 file, you can try opening it by selecting the application from the programs listed.

Wrong Version of B.O.U.T. Evolution file is Installed

In some cases, you might have a newer (or older) version of a Oasys 2 file that is unsupported by your installed application version. If you do not have the proper version B.O.U.T. Evolution file (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: Sometimes you can get a clue about the version of OA2 file you have by right clicking on the file, then clicking on "Properties" (Windows) or "Get Info" (Mac OSX).

Summary: In either case, the majority of problems opening OA2 files are related to not having the correct software application installed on your computer.

Other Causes of OA2 File Opening Problems

Although you might already have B.O.U.T. Evolution file or another OA2-associated software installed on your computer, you can still encounter problems opening Oasys 2 files. If you are still having problems opening OA2 files, there may be other issues that are preventing you from opening these files. These other problems include (listed in order from most to least common):

• Invalid OA2 file references in the Windows Registry (the "phonebook" of the Windows Operating System)
• Accidental deletion of the description of the OA2 file in the Windows registry
• Incomplete or bad installation of a software application associated with the OA2 format
• Your OA2 file is corrupted (issues with your Oasys 2 file itself)
• Your OA2 is infected with malware
• Device drivers of the hardware associated with your OA2 file are corrupt or out-of-date
• Your computer does not have the adequate system resources to open the Oasys 2 format