Hi, I am facing an issue, in my python script whenever user hangs up Freeswitch crashes with following logs: 7f290a7ee000-7f290a7ef000 r--p 0000d000 08:02 129175424 /usr/lib/x86_64-linux-gnu/liblber-2.4.so.2.8.3 7f290a7ef000-7f290a7f0000 rw-p 0000e000 08:02 129175424 /usr/lib/x86_64-linux-gnu/liblber-2.4.so.2.8.3 7f290a7f0000-7f290a834000 r-xp 00000000 08:02 129173227 /usr/lib/x86_64-linux-gnu/libgssapi_krb5.so.2.2 7f290a834000-7f290aa34000 ---p 00044000 08:02 129173227 /usr/lib/x86_64-linux-gnu/libgssapi_krb5.so.2.2 7f290aa34000-7f290aa35000 r--p 00044000 08:02 129173227 /usr/lib/x86_64-linux-gnu/libgssapi_krb5.so.2.2 7f290aa35000-7f290aa37000 rw-p 00045000 08:02 129173227 /usr/lib/x86_64-linux-gnu/libgssapi_krb5.so.2.2 7f290aa37000-7f290aa50000 r-xp 00000000 08:02 129172855 /usr/lib/x86_64-linux-gnu/librtmp.so.0 I am using version - 1.6.15~64bit My Python Script looks something like this; def hangup_hook(session, what, args=' '): freeswitch.consoleLog("INFO", "hangup hook for '%s'\n" % what) def handler(session, args): session.setHangupHook(hangup_hook) session.setInputCallback(input_callback) print('session object value is ', str(session)) callerid = session.getVariable('caller_id_number') call_uuid = session.getVariable('uuid') phone_number = callerid[len(callerid)-10:] initial_greeting(session, phone_number, call_uuid) -- Regards, Deepika https://deepikay.wixsite.com/deepika