Help with Troubleshooting: MCU timer too close error

[EddyMI3D]

You may have a look here:

Timer too close

Background This error typically occurs when the host sends a message to the MCU, scheduling an event at a time that is in the past. Reasons High system load of the host High disk activity of the host Swapping due to low free memory Disk errors / dying SD card Unstable voltage Other hardware hogging the USB bus or other system resources Running in a Virtual Machine USB, UART or CANBUS wiring faults leading to extremely delayed messages Electro-Magnetic Interference (EMI) affecting proper signal…

Also take care that the CAN cables are not too close to the stepper and heater cables.

Ferrite beads are always good. Also on the stepper and heater cables.