Types of SDKM Files

Primary SDKM File Association

.SDKM

File Format:	.sdkm
File Type:	SudokuMagicWFE

Created by:	Cliff Gauntlett
File Category:	Data Files
Registry Key:	HKEY_CLASSES_ROOT\.sdkm

Software Programs That Open The SudokuMagicWFE:

SudokuMagicWFE by Cliff Gauntlett

Windows

SudokuMagicPPC by Cliff Gauntlett

Windows

SudokuMagicMAC by Cliff Gauntlett

Windows

SudokuMagicMOB by Cliff Gauntlett

Windows

SudokuMagicSRV by Cliff Gauntlett

Windows

SudokuMagicWS by Cliff Gauntlett

Windows

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Troubleshooting Problems Opening SDKM Files

Common Problems Opening SDKM Files

SudokuMagicWS is Not Installed

When you double-click your SDKM 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 SudokuMagicWS 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 SDKM file, you can try opening it by selecting the application from the programs listed.

Wrong Version of SudokuMagicWS is Installed

In some cases, you might have a newer (or older) version of a SudokuMagicWFE file that is unsupported by your installed application version. If you do not have the proper version SudokuMagicWS (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 SDKM 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 SDKM files are related to not having the correct software application installed on your computer.

Other Causes of SDKM File Opening Problems

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• Device drivers of the hardware associated with your SDKM file are corrupt or out-of-date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