How can I open a .mmo file?

In C#, how can your program navigate through a file system? How can it then open, close, and write to a file?

ERROR: “Windows cannot access the specified device, path, or file. You may not have the appropriate permissions to access them.”   I’ve always been able to open this file before. The file extension has been changed...

the file extension is .paf and the computer can't open it! is there any way or a remedy probably for this one? i really need to open this.. thanks! =)

I downloaded a file that is zipped inside a folder. The file is a pdf document that is password protected. I have tried multiple programs such as WinZip and other pdf unlocking programs, but none have worked. WinZip allows me to see the contents of the...

That pretty much sums it up. When we double click on this .msg file (it supposed to be an email message) we get this error message:Cannot open file: (name and location of file).msg. The file may not exist, you may not have permission to open it, or it...

I need a cheap or free, simple solution for two people using Microsoft Word on a local network to see if the other person has a file open. I have two people working in an office, A and B. A works on a word doc. When she is finished, she saves and close...

I wan open Any file on click even Irrespect to its file type. Using shell function or openfile function etc. require the application path and file name. But it can,t be pre determine what kind of file it (.mp3, .jpg, .doc, .pdf, .xls etc) and in whhich...

I have Adobe Photoshop 6.0. This file was originally a .rar file that I extracted from WinRar. Once extracted I used Adobe Photoshop to open but it says "it is not the right kind of document." What is wrong? The icon of the file even shows...

i want to open .bik file extension file. how i open it? is any software needed? how to open ? it???