ActiveMonitoring Broker error (see comments for more info)

gistfile1.txt

1/4/2018 5:44:45 PMwarning: variable "deps" does not exist and is being expanded to "deps()", please use parentheses to remove the ambiguity or change the variable name
1/4/2018 5:44:45 PM  /app/deps/coherence/mix.exs:15
1/4/2018 5:44:45 PM
1/4/2018 5:44:45 PMwarning: variable "package" does not exist and is being expanded to "package()", please use parentheses to remove the ambiguity or change the variable name
1/4/2018 5:44:45 PM  /app/deps/coherence/mix.exs:16
1/4/2018 5:44:45 PM
1/4/2018 5:44:45 PM
1/4/2018 5:44:45 PM20:44:45.887 [info]  Already up
1/4/2018 5:44:46 PMwarning: variable "deps" does not exist and is being expanded to "deps()", please use parentheses to remove the ambiguity or change the variable name
1/4/2018 5:44:46 PM  /app/deps/coherence/mix.exs:15
1/4/2018 5:44:46 PM
1/4/2018 5:44:46 PMwarning: variable "package" does not exist and is being expanded to "package()", please use parentheses to remove the ambiguity or change the variable name
1/4/2018 5:44:46 PM  /app/deps/coherence/mix.exs:16
1/4/2018 5:44:46 PM
1/4/2018 5:44:47 PM20:44:47.785 [info] Running ActiveMonitoring.Endpoint with Cowboy using http://localhost:80
1/4/2018 5:44:48 PM20:44:48.521 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:48 PM20:44:48.521 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:48 PM20:44:48.521 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:48 PM20:44:48.521 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:48 PM20:44:48.521 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:48 PM20:44:48.521 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:49 PM20:44:49.367 [error] GenServer ActiveMonitoring.Runtime.Broker terminating
1/4/2018 5:44:49 PM** (CaseClauseError) no case clause matching: {:error, %OAuth2.Response{body: %{"error" => "Channel not found: Callcentric 111"}, headers: [{"date", "Thu, 04 Jan 2018 20:44:48 GMT"}, {"server", "Apache/2.2.22 (Ubuntu)"}, {"x-ua-compatible", "IE=Edge,chrome=1"}, {"cache-control", "no-cache, private"}, {"x-request-id", "921dbbc50e44d36791ac3727522dc1fd"}, {"x-runtime", "0.469307"}, {"x-rack-cache", "miss"}, {"x-powered-by", "Phusion Passenger 4.0.35"}, {"status", "400 Bad Request"}, {"vary", "Accept-Encoding"}, {"connection", "close"}, {"transfer-encoding", "chunked"}, {"content-type", "application/json; charset=utf-8"}], status_code: 400}}
1/4/2018 5:44:49 PM    (active_monitoring) lib/verboice/client.ex:49: Verboice.Client.parse_response/1
1/4/2018 5:44:49 PM    (active_monitoring) lib/active_monitoring/runtime/verboice_channel.ex:72: ActiveMonitoring.Runtime.VerboiceChannel.call/2
1/4/2018 5:44:49 PM    (elixir) lib/enum.ex:645: Enum."-each/2-lists^foreach/1-0-"/2
1/4/2018 5:44:49 PM    (elixir) lib/enum.ex:645: Enum.each/2
1/4/2018 5:44:49 PM    (active_monitoring) lib/active_monitoring/runtime/broker.ex:71: ActiveMonitoring.Runtime.Broker.call_pending_subjects/2
1/4/2018 5:44:49 PM    (elixir) lib/enum.ex:645: Enum."-each/2-lists^foreach/1-0-"/2
1/4/2018 5:44:49 PM    (elixir) lib/enum.ex:645: Enum.each/2
1/4/2018 5:44:49 PM    (active_monitoring) lib/active_monitoring/runtime/broker.ex:38: ActiveMonitoring.Runtime.Broker.handle_info/3
1/4/2018 5:44:49 PMLast message: :poll
1/4/2018 5:44:50 PM20:44:50.311 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:50 PM20:44:50.311 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:50 PM20:44:50.311 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:50 PM20:44:50.311 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:50 PM20:44:50.312 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:50 PM20:44:50.312 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:50 PM20:44:50.478 [error] GenServer ActiveMonitoring.Runtime.Broker terminating
1/4/2018 5:44:50 PM** (CaseClauseError) no case clause matching: {:error, %OAuth2.Response{body: %{"error" => "Channel not found: Callcentric 111"}, headers: [{"date", "Thu, 04 Jan 2018 20:44:50 GMT"}, {"server", "Apache/2.2.22 (Ubuntu)"}, {"x-ua-compatible", "IE=Edge,chrome=1"}, {"cache-control", "no-cache, private"}, {"x-request-id", "6dd612169e0cdc761a3dc9c8156025b6"}, {"x-runtime", "0.129907"}, {"x-rack-cache", "miss"}, {"x-powered-by", "Phusion Passenger 4.0.35"}, {"status", "400 Bad Request"}, {"vary", "Accept-Encoding"}, {"connection", "close"}, {"transfer-encoding", "chunked"}, {"content-type", "application/json; charset=utf-8"}], status_code: 400}}
1/4/2018 5:44:50 PM    (active_monitoring) lib/verboice/client.ex:49: Verboice.Client.parse_response/1
1/4/2018 5:44:50 PM    (active_monitoring) lib/active_monitoring/runtime/verboice_channel.ex:72: ActiveMonitoring.Runtime.VerboiceChannel.call/2
1/4/2018 5:44:50 PM    (elixir) lib/enum.ex:645: Enum."-each/2-lists^foreach/1-0-"/2
1/4/2018 5:44:50 PM    (elixir) lib/enum.ex:645: Enum.each/2
1/4/2018 5:44:50 PM    (active_monitoring) lib/active_monitoring/runtime/broker.ex:71: ActiveMonitoring.Runtime.Broker.call_pending_subjects/2
1/4/2018 5:44:50 PM    (elixir) lib/enum.ex:645: Enum."-each/2-lists^foreach/1-0-"/2
1/4/2018 5:44:50 PM    (elixir) lib/enum.ex:645: Enum.each/2
1/4/2018 5:44:50 PM    (active_monitoring) lib/active_monitoring/runtime/broker.ex:38: ActiveMonitoring.Runtime.Broker.handle_info/3
1/4/2018 5:44:50 PMLast message: :poll
1/4/2018 5:44:51 PM20:44:51.488 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:51 PM20:44:51.488 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:51 PM20:44:51.488 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:51 PM20:44:51.488 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:51 PM20:44:51.488 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:51 PM20:44:51.488 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:51 PM20:44:51.860 [error] GenServer ActiveMonitoring.Runtime.Broker terminating
1/4/2018 5:44:51 PM** (CaseClauseError) no case clause matching: {:error, %OAuth2.Response{body: %{"error" => "Channel not found: Callcentric 111"}, headers: [{"date", "Thu, 04 Jan 2018 20:44:51 GMT"}, {"server", "Apache/2.2.22 (Ubuntu)"}, {"x-ua-compatible", "IE=Edge,chrome=1"}, {"cache-control", "no-cache, private"}, {"x-request-id", "65a5ba4b1e0d7134971025ea394a99c8"}, {"x-runtime", "0.138128"}, {"x-rack-cache", "miss"}, {"x-powered-by", "Phusion Passenger 4.0.35"}, {"status", "400 Bad Request"}, {"vary", "Accept-Encoding"}, {"connection", "close"}, {"transfer-encoding", "chunked"}, {"content-type", "application/json; charset=utf-8"}], status_code: 400}}
1/4/2018 5:44:51 PM    (active_monitoring) lib/verboice/client.ex:49: Verboice.Client.parse_response/1
1/4/2018 5:44:51 PM    (active_monitoring) lib/active_monitoring/runtime/verboice_channel.ex:72: ActiveMonitoring.Runtime.VerboiceChannel.call/2
1/4/2018 5:44:51 PM    (elixir) lib/enum.ex:645: Enum."-each/2-lists^foreach/1-0-"/2
1/4/2018 5:44:51 PM    (elixir) lib/enum.ex:645: Enum.each/2
1/4/2018 5:44:51 PM    (active_monitoring) lib/active_monitoring/runtime/broker.ex:71: ActiveMonitoring.Runtime.Broker.call_pending_subjects/2
1/4/2018 5:44:51 PM    (elixir) lib/enum.ex:645: Enum."-each/2-lists^foreach/1-0-"/2
1/4/2018 5:44:51 PM    (elixir) lib/enum.ex:645: Enum.each/2
1/4/2018 5:44:51 PM    (active_monitoring) lib/active_monitoring/runtime/broker.ex:38: ActiveMonitoring.Runtime.Broker.handle_info/3
1/4/2018 5:44:51 PMLast message: :poll
1/4/2018 5:44:52 PM20:44:52.868 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:52 PM20:44:52.868 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:52 PM20:44:52.868 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:52 PM20:44:52.868 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:52 PM20:44:52.868 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:52 PM20:44:52.868 [error] {:invalid_timezone, {:error, {:invalid_timezone, nil}}}
1/4/2018 5:44:53 PM20:44:53.090 [error] GenServer ActiveMonitoring.Runtime.Broker terminating
1/4/2018 5:44:53 PM** (CaseClauseError) no case clause matching: {:error, %OAuth2.Response{body: %{"error" => "Channel not found: Callcentric 111"}, headers: [{"date", "Thu, 04 Jan 2018 20:44:52 GMT"}, {"server", "Apache/2.2.22 (Ubuntu)"}, {"x-ua-compatible", "IE=Edge,chrome=1"}, {"cache-control", "no-cache, private"}, {"x-request-id", "622b0114a700b409a638970ea7e8670b"}, {"x-runtime", "0.145581"}, {"x-rack-cache", "miss"}, {"x-powered-by", "Phusion Passenger 4.0.35"}, {"status", "400 Bad Request"}, {"vary", "Accept-Encoding"}, {"connection", "close"}, {"transfer-encoding", "chunked"}, {"content-type", "application/json; charset=utf-8"}], status_code: 400}}
1/4/2018 5:44:53 PM    (active_monitoring) lib/verboice/client.ex:49: Verboice.Client.parse_response/1
1/4/2018 5:44:53 PM    (active_monitoring) lib/active_monitoring/runtime/verboice_channel.ex:72: ActiveMonitoring.Runtime.VerboiceChannel.call/2
1/4/2018 5:44:53 PM    (elixir) lib/enum.ex:645: Enum."-each/2-lists^foreach/1-0-"/2
1/4/2018 5:44:53 PM    (elixir) lib/enum.ex:645: Enum.each/2
1/4/2018 5:44:53 PM    (active_monitoring) lib/active_monitoring/runtime/broker.ex:71: ActiveMonitoring.Runtime.Broker.call_pending_subjects/2
1/4/2018 5:44:53 PM    (elixir) lib/enum.ex:645: Enum."-each/2-lists^foreach/1-0-"/2
1/4/2018 5:44:53 PM    (elixir) lib/enum.ex:645: Enum.each/2
1/4/2018 5:44:53 PM    (active_monitoring) lib/active_monitoring/runtime/broker.ex:38: ActiveMonitoring.Runtime.Broker.handle_info/3
1/4/2018 5:44:53 PMLast message: :poll
1/4/2018 5:44:53 PM20:44:53.094 [info] Application active_monitoring exited: shutdown
1/4/2018 5:44:54 PM{"Kernel pid terminated",application_controller,"{application_terminated,active_monitoring,shutdown}"}
1/4/2018 5:44:54 PMKernel pid terminated (application_controller) ({application_terminated,active_monitoring,shutdown})
1/4/2018 5:44:54 PM
1/4/2018 5:44:55 PMCrash dump is being written to: erl_crash.dump...done

This happened after renaming the channel in Verboice. Whenever the broker tries to call a pending subject, Verboice returns a "Channel doesn't exist" error, and the broker crashes. After the third retry, the application stops working at all.