Getting Errors after running mod_http_offline.erl

Hi,
We are getting error while generate push notification from ejabberd for offline messages.

If we test the push notification file with static data its working perfectly but not getting called from module.

we used mod_http_offline module.

Error we are facing is below. Kindly help us to get out of this issue.

Error log after running mod_http_offline.erl

{offline_message_hook,[{jid,<<"919429618756">>,<<“xyz.com">>,<<"26112267011450933160669531">>,<<"919429618756">>,<<"xyz.com">>,<<"26112267011450933160669531">>},{jid,<<"918787878787">>,<<"xyz.com">>,<<"10640377501450932768366216">>,<<"918787878787">>,<<"xyz.com">>,<<"10640377501450932768366216">>},{xmlel,<<"message">>,[{<<"from">>,<<"919429618756@xyz.com">>},{<<"to">>,<<"918787878787@xyz.com/10640377501450932768366216">>},{<<"id">>,<<"AqLgKTeu">>}],[{xmlel,<<"x">>,[{<<"xmlns">>,<<"jabber:x:event">>}],[{xmlel,<<"delivevered">>,[],[]},{xmlel,<<"id">>,[],[{xmlcdata,<<"EYx1Bhh0">>}]}]}]}]}

2015-12-24 12:59:22.300 [error] <0.3631.0>@ejabberd_hooks:run1:332 {function_clause,[{lists,thing_to_list,[<<>>],[{file,"lists.erl"},{line,601}]}{lists,flatmap,2,[{file,"lists.erl"},{line,1248}]},{lists,flatmap,2,[{file,"lists.erl"},{line,1248}]},{mod_http_offline,post_offline_message,3,[{file,"mod_http_offline.erl"},{line,38}]},{ejabberd_hooks,safe_apply,3,[{file,"src/ejabberd_hooks.erl"},{line,382}]},{ejabberd_hooks,run1,3,[{file,"src/ejabberd_hooks.erl"},{line,329}]},{ejabberd_sm,route,3,[{file,"src/ejabberd_sm.erl"},{line,111}]},{ejabberd_local,route,3,[{file,"src/ejabberd_local.erl"},{line,112}]}]}

2015-12-24 13:00:45.785 [error] <0.3703.0>@ejabberd_config:validate_opts:794 unknown option 'loopback' will be likely ignored

2015-12-24 13:00:45.785 [error] <0.3703.0>@ejabberd_config:validate_opts:794 unknown option 'local' will be likely ignored