Sample Akkount is not working

I received the following error in running the sample project Akkount:
Any help is appreciated. Thanks ! Wil

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BUILD FAILED in 9m 49s
17 actionable tasks: 5 executed, 12 up-to-date
[17:23:12.798] Task 'deploy, start' failed
org.gradle.process.internal.ExecException: Process 'command 'C:\Users\Administrator\studio-projects\sample-akkount\modules\polymer-client\.gradle\nodejs\node-v8.9.4-win-x86\node.exe'' finished with non-zero exit value 1


Could you please attach full log, currently it’s impossible to guess the root cause.