fatal error

[vmarchaud]

TypeError: newSpan.addLabels is not a function 
at TraceAgent.startSpan (/usr/lib/node_modules/pmx/node_modules/vxx/src/trace-agent.js:109:13) 
at TraceApiImplementation.createChildSpan (/usr/lib/node_modules/pmx/node_modules/vxx/src/trace-api.js:187:36) 
at TraceApi.createChildSpan (/usr/lib/node_modules/pmx/node_modules/vxx/src/trace-api.js:293:19) 
at Client.query_trace [as query] (/usr/lib/node_modules/pmx/node_modules/vxx/src/plugins/plugin-pg.js:29:26) 
at /code/cc-api/app/models/thera/cc_register_subject.js:29:20 
at Connection. (/code/cc-api/app/node_modules/pg/lib/client.js:158:7) 
at Connection.g (events.js:291:16) 
at emitOne (events.js:101:20) 
at Connection.emit (events.js:188:7) 
at Socket. (/code/cc-api/app/node_modules/pg/lib/connection.js:121:12)