I get the same error as before Rui, when I try to follow you there:

    
TypeError: upstreamDuplicates is not an array at /opt/pump.io/pump.io/lib/model/activityobject.js:1115:23 at Array.forEach (native) at Function._.each._.forEach (/opt/pump.io/pump.io/node_modules/underscore/underscore.js:78:11) at Function.ActivityObject.validate (/opt/pump.io/pump.io/lib/model/activityobject.js:1112:7) at Function.<anonymous> (/opt/pump.io/pump.io/lib/model/activityobject.js:147:28) at next (/opt/pump.io/pump.io/node_modules/step/lib/step.js:51:23) at next (/opt/pump.io/pump.io/node_modules/step/lib/step.js:60:12) at Function.<anonymous> (/opt/pump.io/pump.io/lib/model/activityobject.js:133:21) at next (/opt/pump.io/pump.io/node_modules/step/lib/step.js:51:23) at Step (/opt/pump.io/pump.io/node_modules/step/lib/step.js:122:3)