Hello, This is Manohar and i am still working on source compilation on geany. I am working on fortran and using windows. Installed Cygwin for windows Error 1 After I add commands under Build commands this is what i get Commands used: Compile: C:\cygwin64\bin\gfortran -c "%f" Build : C:\cygwin64\bin\gfortran -o "%e" "%f" C:\cygwin64\bin\gfortran -c "Test.f90" (in directory: C:\Fortran) C:/cygwin64/lib/gcc/x86_64-pc-cygwin/5.4.0/f951.exe: error while loading shared libraries: ?: cannot open shared object file: No such file or directory Compilation failed. If i move the dll files and .exe files to my project folder. The compilation and build was succesful Error 2 Not able to execute file. When I click execute cygwin batch file pop up and does not execute Error 3 As i already compiled i tried running on the command prompt and I could not run it. Please share any ideas/suggestions. I have tried a lot. Thanks for your help. Manohar