Beckhoff EK1100 not entering OP mode

$ ethercat master Master0   Phase: Operation   Active: yes   Slaves: 2   Ethernet devices:     Main: 00:d0:b4:04:12:3b (attached)       Link: UP       Tx frames:   159376       Tx bytes:    9588678       Rx frames:   159375       Rx bytes:    9588618       Tx errors:   0       Tx frame rate [1/s]:    109    110    112       Tx rate [KByte/s]:      6.4    6.5    6.6       Rx frame rate [1/s]:    109    110    112       Rx rate [KByte/s]:      6.4    6.5    6.6     Common:       Tx frames:   218598       Tx bytes:    13259230       Rx frames:   218597       Rx bytes:    13259170       Lost frames: 0       Tx frame rate [1/s]:    109    110    112       Tx rate [KByte/s]:      6.4    6.5    6.6       Rx frame rate [1/s]:    109    110    112       Rx rate [KByte/s]:      6.4    6.5    6.6       Loss rate [1/s]:          0     -0      0       Frame loss [%]:         0.0   -0.0    0.0   Distributed clocks:     Reference clock:   Slave 0     DC reference time: 799152688552526000     Application time:  799152688552526000                        2025-04-28 10:51:28.552526000

$ ethercat slaves -v === Master 0, Slave 0 === Device: Main State: PREOP Flag: + Identity:   Vendor Id:       0x00000002   Product code:    0x044c2c52   Revision number: 0x00120000   Serial number:   0x00000000 DL information:   FMMU bit operation: no   Distributed clocks: yes, 64 bit   DC system time transmission delay: 0 ns Port  Type  Link  Loop    Signal  NextSlave  RxTime [ns]  Diff [ns]   NextDc [ns]    0  MII   up    open    yes             -   1646636850           0           0    1  EBUS  up    open    yes             1   1646637150         300         150    2  MII   down  closed  no              -            -           -           -    3  N/A   down  closed  no              -            -           -           - General:   Group: SystemBk   Image name:    Order number: EK1100   Device name: EK1100 EtherCAT-Koppler (2A E-Bus)   Flags:     Enable SafeOp: no     Enable notLRW: no   Current consumption: -2000 mA === Master 0, Slave 1 === Device: Main State: PREOP Flag: + Identity:   Vendor Id:       0x00000002   Product code:    0x0af93052   Revision number: 0x00120000   Serial number:   0x00000000 DL information:   FMMU bit operation: no   Distributed clocks: yes, delay measurement only   DC system time transmission delay: 150 ns Port  Type  Link  Loop    Signal  NextSlave  RxTime [ns]  Diff [ns]   NextDc [ns]    0  EBUS  up    open    yes             0   1649051520           0         150    1  EBUS  down  closed  no              -            -           -           -    2  N/A   down  closed  no              -            -           -           -    3  N/C   down  closed  no              -            -           -           - General:   Group: DigOut   Image name:    Order number: EL2809   Device name: EL2809 16K. Dig. Ausgang 24V, 0.5A   Flags:     Enable SafeOp: no     Enable notLRW: no   Current consumption: 140 mA

loadrt threads name1=servo-thread period1=1000000 loadusr -W lcec_conf ./ethercat-conf.xml loadrt lcec addf lcec.read-all servo-thread addf lcec.write-all servo-thread start

<masters> <master idx="0" appTimePeriod="1000000" refClockSyncCycles="1"> <slave idx="0" type="EK1100" name="D1"/> <slave idx="1" type="EL2809" name="D2"/> </master> </masters>

[ 3307.915399] EtherCAT 0: Scanning bus. [ 3308.163827] EtherCAT 0: Bus scanning completed in 248 ms. [ 3308.163831] EtherCAT 0: Using slave 0 as DC reference clock. [ 3308.195067] EtherCAT 0: Slave states on main device: PREOP. Here i ran halrun -I -kf ethercat-test.hal [ 3361.575932] EtherCAT: Requesting master 0... [ 3361.575936] EtherCAT: Successfully requested master 0. [ 3361.576003] EtherCAT 0: Domain0: Logical address 0x00000000, 2 byte, expected working counter 1. [ 3361.576005] EtherCAT 0:   Datagram domain0-0-main: Logical offset 0x00000000, 2 byte, type LWR. [ 3361.576018] EtherCAT 0: Master thread exited. [ 3361.576020] EtherCAT 0: Starting EtherCAT-OP thread. [ 3361.589265] EtherCAT 0: Master thread exited. [ 3361.589274] EtherCAT 0: Starting EtherCAT-IDLE thread. [ 3361.589312] EtherCAT 0: Releasing master... [ 3361.589313] EtherCAT 0: Released.