ROSv7 MPLS over L2TP doesn't working

Hi!
I using MPLS over PPP (PPPoE,L2TP,SSTP) in ROSv6, and tried it on ROSv7 without success.
LDP neigborship build up, but forwarding doesn’t working. MPLS forwarding table is empty and label mappings are inactive:

[oreggin@rtr1.vtkl20] > mpls/export 
# dec/28/2021 22:49:22 by RouterOS 7.1.1
# software id = XXXX-XXXX
#
# model = RB4011iGS+
# serial number = XXX
/mpls interface
add interface=L2TP mpls-mtu=2560
/mpls ldp
add disabled=no lsr-id=10.1.1.20 vrf=main
/mpls ldp interface
add accept-dynamic-neighbors=yes disabled=no interface=L2TP transport-addresses=10.1.1.20
[oreggin@rtr1.vtkl20] > mpls/ldp/neighbor/print 
Flags: D, I - INACTIVE; O, T - THROTTLED
Columns: TRANSPORT, LOCAL-TRANSPORT, PEER, ADDRESSES
#    TRANSPORT  LOCAL-TRANSPORT  PEER        ADDRESSES    
0 DO 10.1.1.1   10.1.1.20        10.1.1.1:0  10.1.1.1     
                                             192.168.4.254
                                             1.2.3.4 
                                             5.6.7.8 
[oreggin@rtr1.vtkl20] > mpls/forwarding-table/print 

[oreggin@rtr1.vtkl20] > mpls/ldp/local-mapping/print 
Flags: I - INACTIVE; D - DYNAMIC; E - EGRESS; G - GATEWAY; L - LOCAL
Columns: VRF, DST-ADDRESS, LABEL, PEERS
 #       VRF   DST-ADDRESS         LABEL      PEERS     
 0 ID G  main  0.0.0.0/0           impl-null  10.1.1.1:0
 1 IDE L main  10.1.1.0/24         impl-null  10.1.1.1:0
 2 IDE L main  10.1.1.1            impl-null  10.1.1.1:0
 3 IDE L main  10.7.0.0/16         impl-null  10.1.1.1:0
 4 IDE L main  10.40.0.0/16        impl-null  10.1.1.1:0
 5 IDE L main  10.203.1.8          impl-null  10.1.1.1:0
 6 IDE L main  192.168.1.0/24      impl-null  10.1.1.1:0
 7 IDE L main  192.168.5.0/24      impl-null  10.1.1.1:0
 8 IDE L main  192.168.66.1        impl-null  10.1.1.1:0
 9 IDE L main  5.6.7.8             impl-null  10.1.1.1:0
10 IDE L main  192.168.4.0/24      impl-null  10.1.1.1:0
11 IDE L main  10.1.1.10           impl-null  10.1.1.1:0
12 IDE L main  192.168.7.0/24      impl-null  10.1.1.1:0
[oreggin@rtr1.vtkl20] > mpls/ldp/remote-mapping/print 
Flags: I - INACTIVE; D - DYNAMIC
Columns: VRF, DST-ADDRESS, LABEL, PEER
 #    VRF   DST-ADDRESS     LABEL      PEER      
 0 ID main  10.1.1.10       impl-null  10.1.1.1:0
 1 ID main  10.1.1.20       impl-null  10.1.1.1:0
 2 ID main  10.1.1.69       impl-null  10.1.1.1:0
 3 ID main  0.0.0.0/0       impl-null  10.1.1.1:0
 4 ID main  192.168.4.0/24  impl-null  10.1.1.1:0
 5 ID main  5.6.7.0/24      impl-null  10.1.1.1:0
 6 ID main  172.16.8.0/22   impl-null  10.1.1.1:0
 7 ID main  1.2.3.0/25      impl-null  10.1.1.1:0
 8 ID main  192.168.7.0/24  impl-null  10.1.1.1:0
 9 ID main  192.168.6.0/24  impl-null  10.1.1.1:0
10 ID main  192.168.5.0/24  impl-null  10.1.1.1:0
[oreggin@rtr1.vtkl20] >

Is it known this is not works? If so will it be planned to get it working in later version?

Thanks,
oreggin

Fixed in 7.3RC1