[13594.437898] EtherCAT 0: Link state changed to UP.
[13594.438886] EtherCAT 0: 4 slave(s) responding.
[13594.438893] EtherCAT 0: Slave states: INIT.
[13594.438951] EtherCAT 0: Scanning bus.
[13595.727787] EtherCAT ERROR 0-0: Timeout after 1000 ms while waiting for SDO 0x1c12:0 upload response.
[13595.727797] EtherCAT ERROR 0-0: Failed to read number of assigned PDOs for SM2.
[13596.727703] EtherCAT ERROR 0-0: Reception of CoE upload request for SDO 0x1c13:0 failed with timeout after 1000 ms: No response.
[13596.727718] EtherCAT ERROR 0-0: Failed to read number of assigned PDOs for SM3.
[13598.032563] EtherCAT ERROR 0-1: Timeout after 1000 ms while waiting for SDO 0x1c12:0 upload response.
[13598.032574] EtherCAT ERROR 0-1: Failed to read number of assigned PDOs for SM2.
[13599.032488] EtherCAT ERROR 0-1: Reception of CoE upload request for SDO 0x1c13:0 failed with timeout after 1000 ms: No response.
[13599.032502] EtherCAT ERROR 0-1: Failed to read number of assigned PDOs for SM3.
[13600.341356] EtherCAT ERROR 0-2: Timeout after 1000 ms while waiting for SDO 0x1c12:0 upload response.
[13600.341367] EtherCAT ERROR 0-2: Failed to read number of assigned PDOs for SM2.
[13601.341270] EtherCAT ERROR 0-2: Reception of CoE upload request for SDO 0x1c13:0 failed with timeout after 1000 ms: No response.
[13601.341284] EtherCAT ERROR 0-2: Failed to read number of assigned PDOs for SM3.
[13602.639163] EtherCAT ERROR 0-3: Timeout after 1000 ms while waiting for SDO 0x1c12:0 upload response.
[13602.639173] EtherCAT ERROR 0-3: Failed to read number of assigned PDOs for SM2.
[13603.639066] EtherCAT ERROR 0-3: Reception of CoE upload request for SDO 0x1c13:0 failed with timeout after 1000 ms: No response.
[13603.639089] EtherCAT ERROR 0-3: Failed to read number of assigned PDOs for SM3.
[13603.641093] EtherCAT 0: Bus scanning completed in 9203 ms.
[13603.642932] EtherCAT 0: Slave states: PREOP.
[13607.647699] EtherCAT ERROR 0-0: Timeout while waiting for SDO dictionary list response.
[13608.652606] EtherCAT ERROR 0-1: Timeout while waiting for SDO dictionary list response.
[13609.657515] EtherCAT ERROR 0-2: Timeout while waiting for SDO dictionary list response.
[13610.662418] EtherCAT ERROR 0-3: Timeout while waiting for SDO dictionary list response.