blueprint/iofilehint: do not crash if there is no task list
1 files changed, 1 insertions(+), 1 deletions(-)

M rework_ui/blueprint.py
M rework_ui/blueprint.py +1 -1
@@ 696,7 696,7 @@ def reworkui(engine,
         assert args.direction in ('input', 'output'), args
 
         out = {}
-        for tid in args.taskid:
+        for tid in args.taskid or ():
             payload = _io_payload(tid, args.direction)
             if payload is None:
                 continue