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Forum Posts

About the Integrations category

There are a lot of systems that Neo4j integrates with, from other databases, data processing solutions like Spark, data visualization tools and libraries and ETL and reporting tools. Please select a descriptive label so we can direct your question to...

yolande by Community Team
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org.neo4j.driver.v1.exceptions.AuthenticationException: Unsupported authentication token, scheme='none' only allowed when auth is disabled: { scheme='none' }

Hi, I am trying to connect to Neo4j from Spark using neo4j-spark-connector. I am facing an authentication issue when I try to connect to the Neo4j "org.neo4j.driver.v1.exceptions.AuthenticationException: Unsupported authentication token, scheme='none...

Resolved! APOC - apoc.periodic.iterate - Using split function

Hello, I was wondering if it is possible to call the 'split' function or 'apoc.text.split' inside an apoc.periodic.iterate. When using either split function, we get the following error: For our application, we are creating nodes via Java & APOC and ...


Neo4j Protocol Connection Issue

Looking for help with connecting to neo4j instance. We are able to connect to our neo4j server via the bolt protocol with "bolt://remote.hostname:7687", however when using the neo4j protocol "neo4j://remote.hostname:7687" we receive the below error: ...

jp by Node
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Resolved! Cannot edit neo4j.conf

I am installing Neo4j with Docker and I want to modify configuration in neo4j.conf file. However, after restarting container, the values is reset. Anybody can help me?

Resolved! Unable to update a Relationship

Hi good morning, I am developing an application that updates my graph in real-time. I receive an invoice id that I have to update.In my case, the invoice is a Relationship between two subjects. I'm working Python development environment.I can read th...

Resolved! Build image locally and then move to GCP cloud.

I am new to Neo4j. I want to first install and test latest neo4j version on my local MacBook ( Docker environment ) and I once successfully create my own graph DB and establish different relationship type including dummy data, I want to move the imag...

Rajeev by Node
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Resolved! Data Warehouse Connector Snowflake issue in connecting

Hello all,  I'm trying to setup the best solution for the integration of Snowflake and Neo4j. Idea is that we use SNowflake as a source to update the Neo4j graph with the correct nodes. I followed the instructions on

arjanv by Node Link
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Resolved! MongoDB Dependencies Causing Neo4j Malfunction

I am using Neo4j on a remote server (ubuntu 20.4) and would like to stream data from MongoDB to Neo4j. I followed the instructions here. I tried both ways by using the following approaches: 1) Use the following command: sudo wget

TK36 by Node Link
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Neo4J browser not opening with changed port

According to the allowed port range of my organization I need to change the port of Neo4j browser to "61070". So I edited the file neo4j.conf --> dbms.connector.http.enabled=truedbms.connector.http.listen_address=:61070dbms.connector.http.advertised_...

@auth is not working on deploying to AWS lambda

I am trying to deploy my graphql api to aws lambda . I am using neo4j graphql library  where I am facing authentication error. API is working fine if I not add authentication. However on  extend type VM @auth(rules:[         {operations: [READ,CREAT...

Neo4j <> Cartography ConnectionRefusedError

I am getting the following error when running docker compose but when I go to `bolt://localhost:7687` I do get the graph and all the labels and nodes.Dockerfile and Docker compose are attached. ERROR:neo4j:Unable to retrieve routing informationcartog...

steves by Node Link
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