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From Donald Szeto <don...@apache.org>
Subject Re: [ERROR] [Engine$] No engine found. Your build might have failed. Aborting. - using PredictionIO-0.11.0-incubating scala.version=2.11.6 spark.version=2.1.0 elasticsearch.version=2.3.3
Date Tue, 02 May 2017 00:25:23 GMT
Hi,

Can you try changing scalaVersion in the template's build.sbt?

Regards,
Donald

On Mon, May 1, 2017 at 5:17 PM Barthe van Doorn <barthe.vandoorn@gmail.com>
wrote:

> PredictionIO-0.11.0-incubating
> scala.version=2.11.6
> spark.version=2.1.0
> elasticsearch.version=2.3.3
>
> When I try to build an engine, I get error [INFO] [Engine$] Looking for an
> engine...
>
> [ERROR] [Engine$] No engine found. Your build might have failed. Aborting.
>
> I see that the build process created engine jar but they are in
> target/scala-2.10 and should have created them in target/scala-2.11.
>
> Why is the engine building for scala-2.10 instead of scala-2.11?
>
> How can I tell pio build to build for scala-2.11?
>
> I use the following to handle my environment:
> ./make-distribution.sh -Dscala.version=2.11.6 -Dspark.version=2.1.0
> -Delasticsearch.version=2.3.3
>
> Here are results of pio build:
>
> ubuntu1604vm:~/mnt/PredictionIO-0.11.0-incubating/vendors/BagOfWords_SentimentAnalysis_Template$
pio build --verbose
> SLF4J: Class path contains multiple SLF4J bindings.
> SLF4J: Found binding in [jar:file:/home/b/mnt/PredictionIO-0.11.0-incubating/lib/spark/pio-data-hdfs-assembly-0.11.0-incubating.jar!/org/slf4j/impl/StaticLoggerBinder.class]
> SLF4J: Found binding in [jar:file:/home/b/mnt/PredictionIO-0.11.0-incubating/lib/pio-assembly-0.11.0-incubating.jar!/org/slf4j/impl/StaticLoggerBinder.class]
> SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
> SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory]
> [INFO] [Engine$] Using command '/home/b/mnt/PredictionIO-0.11.0-incubating/sbt/sbt' at
/home/b/mnt/PredictionIO-0.11.0-incubating/vendors/BagOfWords_SentimentAnalysis_Template to
build.
> [INFO] [Engine$] If the path above is incorrect, this process will fail.
> [INFO] [Engine$] Uber JAR disabled. Making sure lib/pio-assembly-0.11.0-incubating.jar
is absent.
> [INFO] [Engine$] Going to run: /home/b/mnt/PredictionIO-0.11.0-incubating/sbt/sbt  package
assemblyPackageDependency in /home/b/mnt/PredictionIO-0.11.0-incubating/vendors/BagOfWords_SentimentAnalysis_Template
> [INFO] [Engine$] [info] Loading project definition from /home/b/mnt/PredictionIO-0.11.0-incubating/vendors/BagOfWords_SentimentAnalysis_Template/project
> [INFO] [Engine$] [info] Set current project to SantimentAnalysis_BagOfWords_Model (in
build file:/home/b/mnt/PredictionIO-0.11.0-incubating/vendors/BagOfWords_SentimentAnalysis_Template/)
> [INFO] [Engine$] [success] Total time: 0 s, completed Apr 30, 2017 7:53:12 PM
> [INFO] [Engine$] [info] Including from cache: scala-library-2.10.5.jar
> [INFO] [Engine$] [info] Checking every *.class/*.jar file's SHA-1.
> [INFO] [Engine$] [info] Merging files...
> [INFO] [Engine$] [warn] Merging 'META-INF/MANIFEST.MF' with strategy 'discard'
> [INFO] [Engine$] [warn] Strategy 'discard' was applied to a file
> [INFO] [Engine$] [info] Assembly up to date: /home/b/mnt/PredictionIO-0.11.0-incubating/vendors/BagOfWords_SentimentAnalysis_Template/target/scala-2.10/SantimentAnalysis_BagOfWords_Model-assembly-1.0-deps.jar
> [INFO] [Engine$] [success] Total time: 1 s, completed Apr 30, 2017 7:53:13 PM
> [INFO] [Engine$] Compilation finished successfully.
> [INFO] [Engine$] Looking for an engine...
> [ERROR] [Engine$] No engine found. Your build might have failed. Aborting.
>
>
>
> results of pio status
>
> SLF4J: Class path contains multiple SLF4J bindings.
> SLF4J: Found binding in [jar:file:/home/mnt/PredictionIO-0.11.0-incubating/lib/spark/pio-data-hdfs-assembly-0.11.0-incubating.jar!/org/slf4j/i
                                               mpl/StaticLoggerBinder.class]
> SLF4J: Found binding in [jar:file:/home/mnt/PredictionIO-0.11.0-incubating/lib/pio-assembly-0.11.0-incubating.jar!/org/slf4j/impl/StaticLogger
                                               Binder.class]
> SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
> SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory]
> [INFO] [Management$] Inspecting PredictionIO...
> [INFO] [Management$] PredictionIO 0.11.0-incubating is installed at /home/mnt/PredictionIO-0.11.0-incubating
> [INFO] [Management$] Inspecting Apache Spark...
> [INFO] [Management$] Apache Spark is installed at /home/mnt/PredictionIO-0.11.0-incubating/vendors/spark-2.1.0-bin-hadoop2.7
> [INFO] [Management$] Apache Spark 2.1.0 detected (meets minimum requirement of 1.3.0)
> [INFO] [Management$] Inspecting storage backend connections...
> [INFO] [Storage$] Verifying Meta Data Backend (Source: PGSQL)...
> [INFO] [Storage$] Verifying Model Data Backend (Source: PGSQL)...
> [INFO] [Storage$] Verifying Event Data Backend (Source: PGSQL)...
> [INFO] [Storage$] Test writing to Event Store (App Id 0)...
> [INFO] [Management$] Your system is all ready to go.
>
> env
>
> PIO_SCALA_VERSION=2.11.6
> PIO_FS_BASEDIR=/home/tmp/.pio_store
> PIO_ELASTICSEARCH_VERSION=2.3.3
> PIO_HADOOP_VERSION=2.7
> PIO_SPARK_VERSION=2.1.0
> PIO_HOME=/home/mnt/PredictionIO-0.11.0-incubating
>
>

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