diff options
| -rw-r--r-- | klippy/mcu.py | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/klippy/mcu.py b/klippy/mcu.py index 37a7eec0..9b96b252 100644 --- a/klippy/mcu.py +++ b/klippy/mcu.py @@ -90,8 +90,9 @@ class MCU_stepper: def set_stepper_kinematics(self, sk): old_sk = self._stepper_kinematics self._stepper_kinematics = sk - self._ffi_lib.itersolve_set_stepcompress( - sk, self._stepqueue, self._step_dist) + if sk is not None: + self._ffi_lib.itersolve_set_stepcompress( + sk, self._stepqueue, self._step_dist) return old_sk def set_ignore_move(self, ignore_move): was_ignore = (self._itersolve_gen_steps |