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From Noelia Osés Fernández <no...@vicomtech.org>
Subject Recommendation template
Date Wed, 18 Oct 2017 15:14:10 GMT
Hi all,

Seeing as I couldn't get the UR template to work I decided to try my luck
with other templates. I have now tried with the Recommendation template as
downloaded from:

https://github.com/apache/incubator-predictionio-template-recommender

I'm using basically the same setup as before:

predictionio-0.11.0-incubating
elasticsearch 1.7.6
hbase 1.2.6
spark-1.6.3-bin-hadoop2.6

And the error I get while running the integration test is the following:

The data import seems to run correctly and then

Building and deploying model
SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in
[jar:file:/home/VICOMTECH/noses/PredictionIO/apache-predictionio-0.11.0-incubating/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/VICOMTECH/noses/PredictionIO/apache-predictionio-0.11.0-incubating/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]
[WARN] [Template$]
/home/VICOMTECH/noses/PredictionIO/apache-predictionio-0.11.0-incubating/PredictionIO-0.11.0-incubating/recomapp/template.json
does not exist. Template metadata will not be available. (This is safe to
ignore if you are not working on a template.)
[INFO] [Engine$] Using command
'/home/VICOMTECH/noses/PredictionIO/apache-predictionio-0.11.0-incubating/PredictionIO-0.11.0-incubating/sbt/sbt'
at
/home/VICOMTECH/noses/PredictionIO/apache-predictionio-0.11.0-incubating/PredictionIO-0.11.0-incubating/recomapp
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$] Going to run:
/home/VICOMTECH/noses/PredictionIO/apache-predictionio-0.11.0-incubating/PredictionIO-0.11.0-incubating/sbt/sbt
package assemblyPackageDependency in
/home/VICOMTECH/noses/PredictionIO/apache-predictionio-0.11.0-incubating/PredictionIO-0.11.0-incubating/recomapp
[INFO] [Engine$] [info] Loading project definition from
/home/VICOMTECH/noses/PredictionIO/apache-predictionio-0.11.0-incubating/PredictionIO-0.11.0-incubating/recomapp/project
[INFO] [Engine$] [info] Set current project to
template-scala-parallel-recommendation (in build
file:/home/VICOMTECH/noses/PredictionIO/apache-predictionio-0.11.0-incubating/PredictionIO-0.11.0-incubating/recomapp/)
[INFO] [Engine$] [success] Total time: 1 s, completed 18-Oct-2017 17:07:45
[INFO] [Engine$] [info] Including from cache: scala-library-2.11.8.jar
[INFO] [Engine$] [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/VICOMTECH/noses/PredictionIO/apache-predictionio-0.11.0-incubating/PredictionIO-0.11.0-incubating/recomapp/target/scala-2.11/template-scala-parallel-recommendation-assembly-0.1-SNAPSHOT-deps.jar
[INFO] [Engine$] [success] Total time: 1 s, completed 18-Oct-2017 17:07:46
[INFO] [Engine$] Compilation finished successfully.
[INFO] [Engine$] Looking for an engine...
[ERROR] [Engine$] No engine found. Your build might have failed. Aborting.

Why is this happening? How can I fix this?

Thank you all for your help.
Noelia

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