Msvcr100.dll is missing from your computer

If you get this error you can easily fix it.
You have to install the small program vcredist_x64.exe for 64 bit machines or vcredist_x86.exe for 32 bit pc's.

PairFx.exe isnt a valid 32-bit application.

You are trying to run pairfx on an older machine. The .exe file doens't work there.
You can get this to work but you need to do 2 things:
1) in the pairfx folder, create with notepad a new file called start.txt
2) put the following line in there:
java -jar app/PairFXClient-2.0.jar -cp app/.
3) save the file and rename it to start.bat
4) install java 8 , the 32 bit version from
choose windows x86 ,don't forget to select the 'Accept License Agreement' button
5) double click start.bat