[texworks] Message from TeXworks user

[Richard Jean-Louis]

Hello
After having typeset a text with mathematical formulas, I cannot compile 
the text: a window opens telling me that the pdflatex.exe program cannot 
be executed. Could you tell me why this is impossible?
Thanks and best regards, J.L. Richard.


  ----- configuration info -----TeXworks version : 0.4.3r858 
(official)Install location : C:/Program 
Files/TeXworks/TeXworks.exeLibrary path : C:/Users/Richard 
Jean-Louis/TeXworks\pdfTeX location : not foundOperating system : 
Windows 7 Service Pack 1, 32-bitQt4 version : 4.7.3 (build) / 4.7.3 
(runtime)------------------------------