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Exception in thread "main" java.lang.NullPointerException at org.neo4j.spark.Neo4j.saveGraph

val neo=Neo4j(sc) val graphQuery = """MATCH (n)-[r]->(m) RETURN id(n) as source,id(m) as target,type(r) as value SKIP {_skip} LIMIT {_limit}""" val graph: Graph[Long ...
GitHub

Exception in thread "main" java.lang.NullPointerException

at com.github.ajalt.clikt.parsers.Parser.finalizeAndRun(Parser.kt:348) at com.github.ajalt.clikt.parsers.Parser.parse(Parser.kt:218) at com.github.ajalt.clikt.parsers ...
Android Authority

NullPointerException in Java - Explaining the billion dollar mistake

While Java is one of the most in-demand and widely used programming languages in the world, it is not without its detractors. Java is not a particularly beginner-friendly language and it is rife with ...