webrtc video call through crash when running

I am building an app and using webrtc to make video chat in the app, I have integrated it but I am having the following crash in background

    2019-12-15 01:49:39.953 20277-20277/com.sbs16.ensofia E/m.sbs16.ensofi: No package ID ff found for ID 0xffffffff.
2019-12-15 01:49:39.961 20277-20277/com.sbs16.ensofia E/m.sbs16.ensofi: No package ID ff found for ID 0xffffffff.
2019-12-15 01:49:40.680 20277-20608/com.sbs16.ensofia E/libc: Access denied finding property "vendor.debug.sf.stc_interval"
2019-12-15 01:49:40.680 20277-20608/com.sbs16.ensofia E/libc: Access denied finding property "vendor.debug.bq.dump"
2019-12-15 01:49:40.687 20277-20608/com.sbs16.ensofia E/libc: Access denied finding property "vendor.debug.bq.dump"
2019-12-15 01:49:40.687 20277-20608/com.sbs16.ensofia E/libc: Access denied finding property "vendor.debug.bq.line"
2019-12-15 01:49:40.688 20277-20608/com.sbs16.ensofia E/libc: Access denied finding property "vendor.debug.bq.dump"
2019-12-15 01:49:40.750 20277-20608/com.sbs16.ensofia E/libc: Access denied finding property "vendor.debug.bq.line"
2019-12-15 01:49:40.791 20277-20608/com.sbs16.ensofia E/libc: Access denied finding property "vendor.debug.bq.line"
2019-12-15 01:49:40.845 20277-20296/com.sbs16.ensofia E/ion: ioctl c0044901 failed with code -1: Invalid argument
2019-12-15 01:49:40.869 20277-20557/com.sbs16.ensofia E/rtc: #
    # Fatal error in: gen/sdk/android/generated_base_jni/jni/../../../../../../../sdk/android/src/jni/jni_generator_helper.h, line 85
    # last system error: 0
    # Check failed: !env->ExceptionCheck()
    # 


    --------- beginning of crash
2019-12-15 01:49:40.869 20277-20557/com.sbs16.ensofia A/libc: Fatal signal 6 (SIGABRT), code -6 (SI_TKILL) in tid 20557 (signaling_threa), pid 20277 (m.sbs16.ensofia)

can anyone help please ?