I am getting the following exception, when I try to execute the query against embedded Neo4J instance:
No query engine installed.
java.lang.UnsupportedOperationException: No query engine installed.
at org.neo4j.kernel.impl.query.NoQueryEngine.noQueryEngine(NoQueryEngine.java:56)
at org.neo4j.kernel.impl.query.NoQueryEngine.executeQuery(NoQueryEngine.java:33)
at org.neo4j.kernel.impl.factory.ClassicCoreSPI.executeQuery(ClassicCoreSPI.java:77)
at org.neo4j.kernel.impl.factory.GraphDatabaseFacade.execute(GraphDatabaseFacade.java:429)
at org.neo4j.kernel.impl.factory.GraphDatabaseFacade.execute(GraphDatabaseFacade.java:412)
at org.neo4j.kernel.impl.factory.GraphDatabaseFacade.execute(GraphDatabaseFacade.java:396)
The following dependency is included: "org.neo4j" % "neo4j-cypher" % "3.1.3"
This is my code snippet, which I execute from my test:
val graphDb = new GraphDatabaseFactory().newEmbeddedDatabase(new File(my_db_path))
graphDb.execute(my_query)
And this is my dependency tree for Neo4J part:
[info] Resolving jline#jline;2.14.4 ...
[info] Done updating.
...
[info] |
[info] +-org.neo4j.driver:neo4j-java-driver:1.4.3
[info] +-org.neo4j:neo4j-cypher:3.1.3 [S]
[info] | +-net.sf.opencsv:opencsv:2.3
[info] | +-org.neo4j:neo4j-codegen:3.1.3
[info] | | +-org.apache.commons:commons-lang3:3.3.2
[info] | | +-org.ow2.asm:asm:5.0.4
[info] | |
[info] | +-org.neo4j:neo4j-cypher-compiler-2.3:2.3.9
[info] | | +-com.googlecode.concurrentlinkedhashmap:concurrentlinkedhashmap-lru:1.4.2
[info] | | +-org.neo4j:neo4j-cypher-frontend-2.3:2.3.9
[info] | | | +-org.apache.commons:commons-lang3:3.3.2
[info] | | | +-org.parboiled:parboiled-scala_2.11:1.1.7
[info] | | | | +-org.parboiled:parboiled-core:1.1.7
[info] | | | |
[info] | | | +-org.scala-lang:scala-reflect:2.12.3 [S]
[info] | | |
[info] | | +-org.parboiled:parboiled-scala_2.11:1.1.7
[info] | | | +-org.parboiled:parboiled-core:1.1.7
[info] | | |
[info] | | +-org.scala-lang:scala-reflect:2.12.3 [S]
[info] | |
[info] | +-org.neo4j:neo4j-cypher-compiler-3.0:3.0.8
[info] | | +-org.neo4j:neo4j-cypher-frontend-3.0:3.0.8
[info] | | | +-org.apache.commons:commons-lang3:3.3.2
[info] | | | +-org.parboiled:parboiled-scala_2.11:1.1.7
[info] | | | +-org.parboiled:parboiled-core:1.1.7
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[info] | | +-org.parboiled:parboiled-scala_2.11:1.1.7
[info] | | +-org.parboiled:parboiled-core:1.1.7
[info] | |
[info] | +-org.neo4j:neo4j-cypher-compiler-3.1:3.1.3
[info] | | +-com.github.ben-manes.caffeine:caffeine:2.3.3
[info] | | +-org.neo4j:neo4j-cypher-frontend-3.1:3.1.3
[info] | | | +-org.apache.commons:commons-lang3:3.3.2
[info] | | | +-org.parboiled:parboiled-scala_2.11:1.1.7
[info] | | | +-org.parboiled:parboiled-core:1.1.7
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[info] | | +-org.parboiled:parboiled-core:1.1.7
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[info] | +-org.neo4j:neo4j-graph-algo:3.1.3
[info] | | +-org.neo4j:neo4j-kernel:3.1.3
[info] | | +-org.neo4j:neo4j-collections:3.1.3
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[info] | | | | +-org.neo4j:neo4j-resource:3.1.3
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[info] | | | +-org.apache.lucene:lucene-core:5.5.0
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[info] | | +-org.neo4j:neo4j-primitive-collections:3.1.3
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[info] | |
[info] | +-org.neo4j:neo4j-lucene-index:3.1.3
[info] | | +-org.apache.lucene:lucene-analyzers-common:5.5.0
[info] | | | +-org.apache.lucene:lucene-core:5.5.0
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[info] | | +-org.neo4j:neo4j-kernel:3.1.3
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[info] | | +-com.fasterxml.jackson.core:jackson-annotations:2.8.9
[info] | | +-com.fasterxml.jackson.core:jackson-core:2.8.9
[info] | |
[info] | +-com.fasterxml.jackson.datatype:jackson-datatype-jsr310:2.8.9
[info] | | +-com.fasterxml.jackson.core:jackson-annotations:2.8.0 (evicted by: 2.8.9)
[info] | | +-com.fasterxml.jackson.core:jackson-annotations:2.8.9
[info] | | +-com.fasterxml.jackson.core:jackson-core:2.8.9
[info] | | +-com.fasterxml.jackson.core:jackson-databind:2.8.9
[info] | | +-com.fasterxml.jackson.core:jackson-annotations:2.8.0 (evicted by: 2.8.9)
[info] | | +-com.fasterxml.jackson.core:jackson-annotations:2.8.9
[info] | | +-com.fasterxml.jackson.core:jackson-core:2.8.9
[info] | |
[info] | +-com.typesafe.play:play-functional_2.12:2.6.1 [S]
[info] | +-joda-time:joda-time:2.9.9
[info] | +-org.scala-lang:scala-reflect:2.12.3 [S]
[info] | +-org.typelevel:macro-compat_2.12:1.1.1 [S]
[info] |
[info] +-org.apache.kafka:kafka-clients:0.11.0.0
[info] | +-net.jpountz.lz4:lz4:1.3.0
[info] | +-org.slf4j:slf4j-api:1.7.25
[info] | +-org.xerial.snappy:snappy-java:1.1.2.6
[info] |
[info] +-org.slf4j:slf4j-simple:1.7.23
[info] +-org.slf4j:slf4j-api:1.7.23 (evicted by: 1.7.25)
[info] +-org.slf4j:slf4j-api:1.7.25
[info]
[success] Total time: 4 s, completed Sep 4, 2017 3:25:38 PM
Does anyone has any clue, what is wrong here?
Thanks in advance.