This is the lvalue.c file where i am facing the issue. kindly help.
        if (unlikely(ret<0)){
                LM_ERR("assignment failed at pos: (%d,%d-%d,%d)\n",
                        rve->fpos.s_line, rve->fpos.s_col,
                        rve->fpos.e_line, rve->fpos.e_col);
        }
        else
        {
                if(unlikely(_log_assign_action!=NULL))
                        _log_assign_action(msg, lv);
        }
        rval_destroy(rv);
        return ret;
error:
        if (rv) rval_destroy(rv);
        return -1;