It seems to be a problem related to your JVM setup: https://stackoverflow.com/questions/6784463/error-trustanchors-parameter-must-be-non-empty
In your case, `pio build` invoked the underlying build tool (sbt) and was trying to download other libraries from the Internet, but failed at that point. On Tue, Jun 5, 2018 at 3:04 AM Marco Goldin <[email protected]> wrote: > The template should work with 0.12.0 and Spark 2.1.1 as specified in > builds.sbt (switch to master branch after cloning the template repo). > you're running 2.3 for Spark and pio 12.1, i don't know if there is > compatibility, but i don't think so. > > Marco > > Il mar 5 giu 2018, 11:22 Sushmita Belur <[email protected]> ha > scritto: > >> Hi! >> >> Im a new user of PredictionIO trying to deploy some classification >> template. >> >> My prerequisites versions are >> >> Apache Spark - 2.3.0 >> Scala - 2.11.8 >> Java SE Development Kit 8 >> >> i am using Postgresql >> >> I have downloaded Classification template ,created app and collected data >> as per documentation. >> Now when i run the command "*pio build" *These are the errors i get >> when running from MyClassification directory >> >> [root@abc PredictionIO-0.12.1]# cd MyClassification/ >> [root@abc MyClassification]# pio build >> [INFO] [Engine$] Using command '/home/pranav/PredictionIO-0.12.1/sbt/sbt' >> at /home/pranav/PredictionIO-0.12.1/MyClassification to build. >> [INFO] [Engine$] If the path above is incorrect, this process will fail. >> [INFO] [Engine$] Uber JAR disabled. Making sure >> lib/pio-assembly-0.12.1.jar is absent. >> [INFO] [Engine$] Going to run: /home/pranav/PredictionIO-0.12.1/sbt/sbt >> package assemblyPackageDependency in >> /home/pranav/PredictionIO-0.12.1/MyClassification >> [ERROR] [Engine$] [error] Server access Error: >> java.lang.RuntimeException: Unexpected error: >> java.security.InvalidAlgorithmParameterException: the trustAnchors >> parameter must be non-empty url= >> https://repo.typesafe.com/typesafe/ivy-releases/com.eed3si9n/sbt-assembly/scala_2.10/sbt_0.13/0.14.5/ivys/ivy.xml >> [ERROR] [Engine$] [error] Server access Error: >> java.lang.RuntimeException: Unexpected error: >> java.security.InvalidAlgorithmParameterException: the trustAnchors >> parameter must be non-empty url= >> https://repo.scala-sbt.org/scalasbt/sbt-plugin-releases/com.eed3si9n/sbt-assembly/scala_2.10/sbt_0.13/0.14.5/ivys/ivy.xml >> [ERROR] [Engine$] [error] Server access Error: >> java.lang.RuntimeException: Unexpected error: >> java.security.InvalidAlgorithmParameterException: the trustAnchors >> parameter must be non-empty url= >> https://repo1.maven.org/maven2/com/eed3si9n/sbt-assembly_2.10_0.13/0.14.5/sbt-assembly-0.14.5.pom >> [ERROR] [Engine$] [error] (*:update) sbt.ResolveException: unresolved >> dependency: com.eed3si9n#sbt-assembly;0.14.5: not found >> [ERROR] [Engine$] Return code of build command: >> /home/pranav/PredictionIO-0.12.1/sbt/sbt package assemblyPackageDependency >> is 1. Aborting. >> >> >> There's no solution available on the web. >> Any suggestions would be a great help. >> >> Thank you. >> >>
