[OpenSIPS-Users] event_route DLG_state ERROR

[Антон Ершов]

Hello friends!
I try to catch dialog state changes in event_route and get an error.
opensips version 3.0.0.20190922.571112e37-1.el7

conf.

event_route[E_DLG_STATE_CHANGED] {
    switch($param(new_state)){
        case 4:
            xlog("L_INFO", "[$ci] - dialog Esteblished \n");
            break;

        case 5:
            xlog("L_INFO", "[$ci] - dialog end \n");
            break;
    }
}

at startup opensips get this error

kernel: opensips[12853]: segfault at 0 ip 00007f07b7fba55b sp
00007ffce9a66d80 error 4 in dialog.so[7f07b7fa1000+76000]

this is my configuration error or bug?
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