Unexpected token

[dmgeurts]

Foreman: v3.7
Katello: v4.9

Error processing request '0fc635f4-33fe-4314-aaa7-40870d889d16: <JSON::ParserError>: 783: unexpected token at ''
/usr/share/ruby/json/common.rb:156:in `parse'
/usr/share/ruby/json/common.rb:156:in `parse'
/usr/local/share/gems/gems/smart_proxy_ipam-0.1.4/lib/smart_proxy_ipam/netbox/netbox_client.rb:48:in `get_ipam_subnet_by_cidr'
/usr/local/share/gems/gems/smart_proxy_ipam-0.1.4/lib/smart_proxy_ipam/netbox/netbox_client.rb:29:in `get_ipam_subnet'
/usr/local/share/gems/gems/smart_proxy_ipam-0.1.4/lib/smart_proxy_ipam/ipam_api.rb:100:in `block in <class:Api>'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1697:in `call'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1697:in `block in compile!'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1030:in `block (3 levels) in route!'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1049:in `route_eval'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1030:in `block (2 levels) in route!'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1078:in `block in process_route'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1076:in `catch'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1076:in `process_route'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1028:in `block in route!'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1025:in `each'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1025:in `route!'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1147:in `block in dispatch!'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1119:in `block in invoke'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1119:in `catch'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1119:in `invoke'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1142:in `dispatch!'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:956:in `block in call!'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1119:in `block in invoke'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1119:in `catch'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1119:in `invoke'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:956:in `call!'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:945:in `call'
/usr/share/foreman-proxy/lib/proxy/log.rb:101:in `call'
/usr/share/foreman-proxy/lib/proxy/request_id_middleware.rb:11:in `call'
/usr/share/gems/gems/rack-protection-2.2.4/lib/rack/protection/xss_header.rb:18:in `call'
/usr/share/gems/gems/rack-protection-2.2.4/lib/rack/protection/path_traversal.rb:16:in `call'
/usr/share/gems/gems/rack-protection-2.2.4/lib/rack/protection/json_csrf.rb:26:in `call'
/usr/share/gems/gems/rack-protection-2.2.4/lib/rack/protection/base.rb:50:in `call'
/usr/share/gems/gems/rack-protection-2.2.4/lib/rack/protection/base.rb:50:in `call'
/usr/share/gems/gems/rack-protection-2.2.4/lib/rack/protection/frame_options.rb:31:in `call'
/usr/share/gems/gems/rack-2.2.7/lib/rack/null_logger.rb:11:in `call'
/usr/share/gems/gems/rack-2.2.7/lib/rack/head.rb:12:in `call'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/show_exceptions.rb:22:in `call'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:218:in `call'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:2004:in `call'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1564:in `block in call'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1780:in `synchronize'
/usr/share/gems/gems/sinatra-2.2.4/lib/sinatra/base.rb:1564:in `call'
/usr/share/gems/gems/rack-2.2.7/lib/rack/urlmap.rb:74:in `block in call'
/usr/share/gems/gems/rack-2.2.7/lib/rack/urlmap.rb:58:in `each'
/usr/share/gems/gems/rack-2.2.7/lib/rack/urlmap.rb:58:in `call'
/usr/share/gems/gems/rack-2.2.7/lib/rack/builder.rb:244:in `call'
/usr/share/gems/gems/rack-2.2.7/lib/rack/handler/webrick.rb:95:in `service'
/usr/share/gems/gems/webrick-1.8.1/lib/webrick/httpserver.rb:140:in `service'
/usr/share/gems/gems/webrick-1.8.1/lib/webrick/httpserver.rb:96:in `run'
/usr/share/gems/gems/webrick-1.8.1/lib/webrick/server.rb:310:in `block in start_thread'
/usr/share/gems/gems/logging-2.3.1/lib/logging/diagnostic_context.rb:474:in `block in create_with_logging_context'