vendor-bundle.js:23591 Uncaught TypeError: Cannot read property '_id' of undefined
at http://localhost:8081/sites/all/modules/tripal/tripal_phylogeny/theme/js/aurelia/scripts/vendor-bundle.js:23591:9901
at o (http://localhost:8081/sites/all/modules/tripal/tripal_phylogeny/theme/js/aurelia/scripts/vendor-bundle.js:23591:9770)
at o (http://localhost:8081/sites/all/modules/tripal/tripal_phylogeny/theme/js/aurelia/scripts/vendor-bundle.js:23591:9831)
at l (http://localhost:8081/sites/all/modules/tripal/tripal_phylogeny/theme/js/aurelia/scripts/vendor-bundle.js:23591:9875)
at Function.e.data (http://localhost:8081/sites/all/modules/tripal/tripal_phylogeny/theme/js/aurelia/scripts/vendor-bundle.js:23591:10260)
at a (http://localhost:8081/sites/all/modules/tripal/tripal_phylogeny/theme/js/aurelia/scripts/vendor-bundle.js:23591:10282)
at Function.data (http://localhost:8081/sites/all/modules/tripal/tripal_phylogeny/theme/js/aurelia/scripts/vendor-bundle.js:23591:28606)
at Tree.update (http://localhost:8081/chado_phylotree/scripts/app-bundle.js:2038:15)
at Tree.onCfUpdated (http://localhost:8081/chado_phylotree/scripts/app-bundle.js:1849:10)
at http://localhost:8081/chado_phylotree/scripts/app-bundle.js:1771:19
at ExpressionObserver.callSubscribers (http://localhost:8081/sites/all/modules/tripal/tripal_phylogeny/theme/js/aurelia/scripts/vendor-bundle.js:5603:9)
at ExpressionObserver.call (http://localhost:8081/sites/all/modules/tripal/tripal_phylogeny/theme/js/aurelia/scripts/vendor-bundle.js:5716:14)
at SetterObserver.callSubscribers (http://localhost:8081/sites/all/modules/tripal/tripal_phylogeny/theme/js/aurelia/scripts/vendor-bundle.js:5601:19)
at SetterObserver.call (http://localhost:8081/sites/all/modules/tripal/tripal_phylogeny/theme/js/aurelia/scripts/vendor-bundle.js:8824:12)
at TaskQueue.flushMicroTaskQueue (http://localhost:8081/sites/all/modules/tripal/tripal_phylogeny/theme/js/aurelia/scripts/vendor-bundle.js:18842:16)
at MutationObserver.<anonymous> (http://localhost:8081/sites/all/modules/tripal/tripal_phylogeny/theme/js/aurelia/scripts/vendor-bundle.js:18782:24)
Repro steps: