Windows系统下CODE BLOCK软件中运行Fortran程序出现的错误提示

随遇而安113

mingw32-gfortran.exe  -o bin\Debug\SOS.exe obj\Debug\SOS.o obj\Debug\SOS_AEROSOLS.o obj\Debug\SOS_ANGLES.o obj\Debug\SOS_GLITTER.o obj\Debug\SOS_MIE.o obj\Debug\SOS_NADAL.o obj\Debug\SOS_NOM_FIC_SURFACE.o obj\Debug\SOS_OS.o obj\Debug\SOS_PROFIL.o obj\Debug\SOS_RONDEAUX_BREON.o obj\Debug\SOS_ROUJEAN.o obj\Debug\SOS_SURFACE.o obj\Debug\SOS_TRPHI.o   
c:/fortran/bin/../lib/gcc/mingw32/8.2.0/../../../../mingw32/bin/ld.exe: obj\Debug\SOS_AEROSOLS.o: in function `main':
C:/ceshidaima/e/SOS_AEROSOLS.f90:2041: multiple definition of `main'; obj\Debug\SOS.o:C:/ceshidaima/e/SOS.F90:1385: first defined here
c:/fortran/bin/../lib/gcc/mingw32/8.2.0/../../../../mingw32/bin/ld.exe: obj\Debug\SOS_ANGLES.o: in function `main':
C:/ceshidaima/e/SOS_ANGLES.f90:518: multiple definition of `main'; obj\Debug\SOS.o:C:/ceshidaima/e/SOS.F90:1385: first defined here
c:/fortran/bin/../lib/gcc/mingw32/8.2.0/../../../../mingw32/bin/ld.exe: obj\Debug\SOS_PROFIL.o: in function `main':
C:/ceshidaima/e/SOS_PROFIL.f90:186: multiple definition of `main'; obj\Debug\SOS.o:C:/ceshidaima/e/SOS.F90:1385: first defined here
c:/fortran/bin/../lib/gcc/mingw32/8.2.0/../../../../mingw32/bin/ld.exe: obj\Debug\SOS_SURFACE.o: in function `main':
C:/ceshidaima/e/SOS_SURFACE.f90:663: multiple definition of `main'; obj\Debug\SOS.o:C:/ceshidaima/e/SOS.F90:1385: first defined here
collect2.exe: error: ld returned 1 exit status
Process terminated with status 1 (0 分, 0 秒)
0 error(s), 0 warning(s) (0 分, 0 秒)