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Only move XY when position is known 

I had a crash when producing an error screen and printer was unhomed.
Extruder was located at the far right side, and immediately crashed when attempting to park.
This commit is contained in:
Guðni Már Gilbert 2022-10-09 09:57:12 +00:00 committed by DRracer
parent 9f3361577e
commit 8882d8f2c8
1 changed files with 7 additions and 4 deletions
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11
Firmware/mmu2.cpp
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@ -573,10 +573,13 @@ void MMU2::SaveAndPark(bool move_axes, bool turn_off_nozzle) {
raise_z(MMU_ERR_Z_PAUSE_LIFT);
// move XY aside
current_position[X_AXIS] = MMU_ERR_X_PAUSE_POS;
current_position[Y_AXIS] = MMU_ERR_Y_PAUSE_POS;
plan_buffer_line_curposXYZE(NOZZLE_PARK_XY_FEEDRATE);
st_synchronize();
if (axis_known_position[X_AXIS] && axis_known_position[Y_AXIS])
{
current_position[X_AXIS] = MMU_ERR_X_PAUSE_POS;
current_position[Y_AXIS] = MMU_ERR_Y_PAUSE_POS;
plan_buffer_line_curposXYZE(NOZZLE_PARK_XY_FEEDRATE);
st_synchronize();
}
}
if (turn_off_nozzle){