scfg from xtrn menu hangs

Executing external: /sbbs/exec/scfg -iA -l24

However when the menu pops up, it doesn't respond to any key presses, including escape, so I have to disconnect.

[prog:PROGS:SCFGANSI] name=Synchronet Configuration (ANSI) ars=SYSOP AND ANSI execution_ars= type=0 settings=0x4004 event=0 cost=0 cmd=%!scfg%. -iA -l%r clean_cmd= startup_dir= textra=0 max_time=0 max_inactivity=0