Varieties of QCA Files

Primary QCA File Association

.QCA

Formatting:	.qca
Category:	Ericsson Phone Doubler Quick Call Data

The QCA file is an obsolete file format associated with the Ericsson Phone Doubler Quick Call, an IP telephony app that enables internet users to click on an icon and instantaneously call a sales, technical support or customer service representative.

Organization:	Sony Mobile Communications
Class:	Data Files
Subkey:	HKEY_CLASSES_ROOT\.qca

Software Programs That Open The Ericsson Phone Doubler Quick Call Data:

Ericsson Phone Doubler Quick Call by Sony Mobile Communications

Android

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QCA Troubleshooting

Common QCA Opening Problems

Missing Ericsson Phone Doubler Quick Call

When you double-click your QCA file, you may see a dialog box from your operating system stating that it "Cannot Open This File Type". If so, it typically means that you don't have Ericsson Phone Doubler Quick Call installed for %%os%%. 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: Another QCA-related program can be selected to open the file by clicking "Show Apps" and finding the application.

Outdated Ericsson Phone Doubler Quick Call

In some cases, you might have a newer (or older) version of a Ericsson Phone Doubler Quick Call Data file that is unsupported by your installed application version. If you do not have the proper version Ericsson Phone Doubler Quick Call (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 issue mainly occurs when your Ericsson Phone Doubler Quick Call Data file was created by a newer version of Ericsson Phone Doubler Quick Call than you have on your PC.

Tip: Investigate your QCA file by right-clicking and selecting "Properties" to find clues on what version you need.

Ultimately, most of the difficulties opening QCA files are due to having the wrong version of Ericsson Phone Doubler Quick Call installed.

Other QCA File Opening Causes

Even with the correct version of Ericsson Phone Doubler Quick Call installed, you can still experience difficulties opening QCAs. Other QCA opening errors can be created by other system problems inside of %%os%%. These other problems include (listed in order from most to least common):

• Windows Registry QCA file paths that are incorrect
• Deletion of the QCA file description from the Registry by mistake
• Defective install of a QCA program, such as Ericsson Phone Doubler Quick Call
• QCA file corruption
• Your QCA has adversely impacted by malware
• Drivers associated with QCA software need to be updated
• Insufficient system resources to successfully open Ericsson Phone Doubler Quick Call Data files