Hi, current git version, hourly data, while saving into *.gdt file we got sigsegv (gdb output): ---------------------------- Program received signal SIGSEGV, Segmentation fault. get_optval_int (ci=ci@entry=125, opt=opt@entry=OPT_Z, err=err@entry=0x0) at ../lib/src/options.c:1195 1195 if (*err) { ---------------------------- -- Marcin Błażejowski GG: 203127