Types of MP2A Files

Primary MP2A File Association

.MP2A

File Format:	.mp2a
File Type:	MPEG-1 Layer II Audio Stream file

Created by:	Microsoft
File Category:	Audio Files
Registry Key:	HKEY_CLASSES_ROOT\.mp2a

Software Programs That Open The MPEG-1 Layer II Audio Stream file:

MPEG-1 Layer II Audio Stream file by Microsoft

Windows

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Troubleshooting Problems Opening MP2A Files

Common Problems Opening MP2A Files

MPEG-1 Layer II Audio Stream file is Not Installed

When you double-click your MP2A 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 MPEG-1 Layer II Audio Stream file for %%os%% 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 MP2A file, you can try opening it by selecting the application from the programs listed.

Wrong Version of MPEG-1 Layer II Audio Stream file is Installed

In some cases, you might have a newer (or older) version of a MPEG-1 Layer II Audio Stream file file that is unsupported by your installed application version. If you do not have the proper version MPEG-1 Layer II Audio Stream 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 MP2A 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 MP2A files are related to not having the correct software application installed on your computer.

Other Causes of MP2A File Opening Problems

Although you might already have MPEG-1 Layer II Audio Stream file or another MP2A-associated software installed on your computer, you can still encounter problems opening MPEG-1 Layer II Audio Stream file files. If you are still having problems opening MP2A 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 MP2A file references in the Windows Registry (the "phonebook" of the Windows Operating System)
• Accidental deletion of the description of the MP2A file in the Windows registry
• Incomplete or bad installation of a software application associated with the MP2A format
• Your MP2A file is corrupted (issues with your MPEG-1 Layer II Audio Stream file file itself)
• Your MP2A is infected with malware
• Device drivers of the hardware associated with your MP2A file are corrupt or out-of-date
• Your computer does not have the adequate system resources to open the MPEG-1 Layer II Audio Stream file format