SIGFPE signal (floating point exception) intercepted!

Call stack:
   1: 0x7f2a7aac41b5 <cf_thermo_ph_inlet_bc_+0x83c>   (libsaturne.so.0)
   2: 0x7f2a7aac6952 <cfxtcl_+0x1812>                 (libsaturne.so.0)
   3: 0x7f2a7a8e8b22 <pptycl_+0x4a2>                  (libsaturne.so.0)
   4: 0x7f2a7a704dac <condli_+0x765>                  (libsaturne.so.0)
   5: 0x7f2a7a81467e <tridim_+0x3cee>                 (libsaturne.so.0)
   6: 0x7f2a7a6edfae <caltri_+0x30ae>                 (libsaturne.so.0)
   7: 0x7f2a7a6cf0ce <cs_run+0x3fe>                   (libsaturne.so.0)
   8: 0x7f2a7a6ceb72 <main+0x112>                     (libsaturne.so.0)
   9: 0x7f2a78030c36 <__libc_start_main+0xe6>         (libc.so.6)
  10: 0x401449     <>                               (cs_solver)
End of stack

