Hi, Does its known issue of segment fault in latest version? I think the version of yesterday is ok [root@zgli src]# ./ofonod -dn ofonod[3314]: oFono version 0.2 ofonod[3314]: plugin.c:__ofono_plugin_init() ofonod[3314]: history.c:ofono_history_driver_register() driver: 0x8082280 name: Example Call History ofonod[3314]: Seting up AT channel ofonod[3314]: Example History Probe for modem: 0x9e02ce0 ofonod[3314]: SIMManager interface for modem: /modem1 created ofonod[3314]: Registered call forwarding interface ofonod[3314]: Registered call settings interface ofonod[3314]: Sending voice initialization commands ofonod[3314]: NetworkRegistration interface for modem: /modem1 created ofonod[3314]: voicecall_init: registering to notifications ofonod[3314]: csms_query_cb got result: 1 ofonod[3314]: Final response: OK ofonod[3314]: Response line: +CSMS: (0) ofonod[3314]: CSMS query parsed successfully ofonod[3314]: at_list_charsets_cb got result: 1 ofonod[3314]: Final response: OK ofonod[3314]: Response line: +CSCS: ("GSM","IRA","8859-1","UTF-8","UCS2") ofonod[3314]: attr_cb got result: 1 ofonod[3314]: Final response: OK ofonod[3314]: Response line: Sony Ericsson ofonod[3314]: at_cimi_cb got result: 1 ofonod[3314]: Final response: OK ofonod[3314]: Response line: 460028210210167 ofonod[3314]: cimi_cb: 460028210210167 ofonod[3314]: at_creg_cb got result: 1 ofonod[3314]: Final response: OK ofonod[3314]: Response line: +CREG: 2,5,"188E","00006302" ofonod[3314]: creg_cb: 5, 6286, 25346, -1 ofonod[3314]: at_list_storages_cb got result: 1 ofonod[3314]: Final response: OK ofonod[3314]: Response line: +CPBS: ("ME","SM","FD","DC","LD","MC","RC") ofonod[3314]: attr_cb got result: 1 ofonod[3314]: Final response: OK ofonod[3314]: Response line: AAD-3352021-BV ofonod[3314]: at_crsm_info_cb got result: 1 ofonod[3314]: Final response: OK ofonod[3314]: Response line: +CRSM: 148,4 ofonod[3314]: cops_numeric_cb got result: 1 ofonod[3314]: Final response: OK ofonod[3314]: Response line: +COPS: 1,2,"46000",0 ofonod[3314]: Cops numeric got mcc: 460, mnc: 00 ofonod[3314]: cops_cb got result: 1 ofonod[3314]: Final response: OK ofonod[3314]: Response line: +COPS: 1,0,"China Mobile",0 ofonod[3314]: cops_cb: China Mobile, 460 00 0 ofonod[3314]: csq_cb got result: 1 ofonod[3314]: Final response: OK ofonod[3314]: Response line: +CSQ: 13,99 ofonod[3314]: csq_cb: 13 ofonod[3314]: csms_status_cb got result: 1 ofonod[3314]: Final response: OK ofonod[3314]: Response line: +CSMS: 0,1,1,1 ofonod[3314]: attr_cb got result: 1 ofonod[3314]: Final response: OK ofonod[3314]: Response line: R1BA038 081016 1346 1208-0527_CHINA_SI ofonod[3314]: at_crsm_info_cb got result: 1 ofonod[3314]: Final response: OK ofonod[3314]: Response line: +CRSM: 148,4 Segmentation fault Thanks zgli