Updating pot files fails

$ ninja  -C _build/ calls-pot
ninja: Entering directory `_build/'
[0/1] Running external command calls-pot.
xgettext: error while opening "src/calls-dummy-call.c" for reading: No such file or directory
FAILED: meson-calls-pot 
/usr/bin/meson --internal commandrunner /var/scratch/librem5/calls /var/scratch/librem5/calls/_build po /usr/bin/meson /usr/bin/meson --internal gettext pot --pkgname=calls --extra-args=--flag=g_dngettext:2:pass-c-format@@--flag=g_fprintf:2:c-format@@--keyword=_@@--keyword=g_dngettext:2,3@@--flag=g_print:1:c-format@@--flag=g_set_error:4:c-format@@--flag=g_markup_printf_escaped:1:c-format@@--flag=g_log:3:c-format@@--flag=g_string_append_printf:2:c-format@@--keyword=g_dpgettext2:2c,3@@--keyword=g_dcgettext:2@@--from-code=UTF-8@@--flag=N_:1:pass-c-format@@--flag=g_snprintf:3:c-format@@--flag=g_string_printf:2:c-format@@--flag=C_:2:pass-c-format@@--flag=g_printerr:1:c-format@@--add-comments@@--flag=g_sprintf:2:c-format@@--flag=g_printf:1:c-format@@--keyword=N_@@--keyword=C_:1c,2@@--flag=g_strdup_printf:1:c-format@@--keyword=NC_:1c,2@@--flag=NC_:2:pass-c-format@@--flag=g_error_new:3:c-format
ninja: build stopped: subcommand failed

i could just remove the missing file but the were more files added/removed.