I have freshly built it again from source from the osmocom repositories and proceeded a little further and getting this folowing error.

lab@tecpl:~/dev/osmo-bsc/config$ osmo-bsc -c osmo-bsc.cfg
<002d> osmo_ss7.c:1229 0: ASP Restart for server not implemented yet!
% Ignoring deprecated logging level everything
<0021> telnet_interface.c:102 telnet at 127.0.0.1 4242
<0028> control_if.c:788 CTRL at 127.0.0.1 4249
<000a> osmo_bsc_sigtran.c:464 Initializing SCCP connection to MSC msc-0
<000a> osmo_bsc_sigtran.c:474 CS7 Instance identifier, A-Interface: 0
<002e> sccp_user.c:374 msc-0: Using SS7 instance 0, pc:0.23.3
<002e> sccp_user.c:398 msc-0: Using AS instance as-clnt-msc-0
<002e> sccp_user.c:403 msc-0: Creating default route
<0021> socket.c:258 unable to connect socket: (null):2905: Connection refused
<002d> osmo_ss7.c:1215 0: Unable to open stream client for ASP asp-clnt-msc-0
<002e> sccp_user.c:458 msc-0: Using ASP instance asp-clnt-msc-0
<002e> sccp_user.c:461 msc-0: Creating SCCP instance
<000a> osmo_bsc_sigtran.c:500 A-interface: invalid or missing local (BSC) SCCP address (a.bsc_addr=RI=NONE,GTI=NO_GT)
<000a> osmo_bsc_sigtran.c:504 A-interface: using automatically generated local (BSC) SCCP address (a.bsc_addr=RI=SSN_PC,PC=0.23.3,SSN=BSSAP,GTI=NO_GT)
<000a> osmo_bsc_sigtran.c:518 A-interface: invalid or missing remote (MSC) SCCP address for the MSC (a.msc_addr=RI=NONE,GTI=NO_GT)
<000a> osmo_bsc_sigtran.c:523 A-interface: using automatically generated remote (MSC) SCCP address (a.msc_addr=RI=SSN_PC,PC=0.23.1,SSN=BSSAP,GTI=NO_GT)
<000a> a_reset.c:155 (msc-0) reset handler fsm created.
<000a> a_reset.c:102 (msc-0) reset-ack timeout (T1234) in state ST_DISC (disconnected), resending...
<000a> osmo_bsc_sigtran.c:94 Sending RESET to MSC: RI=SSN_PC,PC=0.23.1,SSN=BSSAP,GTI=NO_GT
<002d> m3ua.c:505 XUA_AS(as-clnt-msc-0)[0x1dcef20]{AS_DOWN}: Event AS-TRANSFER.req not permitted
<000a> a_reset.c:102 (msc-0) reset-ack timeout (T0) in state ST_DISC (disconnected), resending...
<000a> osmo_bsc_sigtran.c:94 Sending RESET to MSC: RI=SSN_PC,PC=0.23.1,SSN=BSSAP,GTI=NO_GT
<002d> m3ua.c:505 XUA_AS(as-clnt-msc-0)[0x1dcef20]{AS_DOWN}: Event AS-TRANSFER.req not permitted
^Csignal 2 received