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文章目录
- 一、现象
- 二、解决方案
一、现象
当安装好JDK跟neo4j,用neo4j.bat console来启动neo4却报错:
部分报错信息:
Starting Neo4j.
WARNING! You are using an unsupported Java runtime.
- Please use Oracle® Java™ 11, OpenJDK™ 11 to run Neo4j.
- Please see https://neo4j.com/docs/ for Neo4j installation instructions.
整体报错信息:
Directories in use:
home: C:\Users\Administrator\Downloads\neo4j-community-4.4.30
config: C:\Users\Administrator\Downloads\neo4j-community-4.4.30\conf
logs: C:\Users\Administrator\Downloads\neo4j-community-4.4.30\logs
plugins: C:\Users\Administrator\Downloads\neo4j-community-4.4.30\plugins
import: C:\Users\Administrator\Downloads\neo4j-community-4.4.30\import
data: C:\Users\Administrator\Downloads\neo4j-community-4.4.30\data
certificates: C:\Users\Administrator\Downloads\neo4j-community-4.4.30\certificates
licenses: C:\Users\Administrator\Downloads\neo4j-community-4.4.30\licenses
run: C:\Users\Administrator\Downloads\neo4j-community-4.4.30\run
Starting Neo4j.
WARNING! You are using an unsupported Java runtime.
- Please use Oracle® Java™ 11, OpenJDK™ 11 to run Neo4j.
- Please see https://neo4j.com/docs/ for Neo4j installation instructions.
Java HotSpot™ 64-Bit Server VM warning: Option UseBiasedLocking was deprecated in version 15.0 and will likely be removed in a future release.
2024-03-20 15:07:35.077+0000 INFO Starting…
Exception in thread “main” java.lang.LinkageError: Cannot to link java.nio.DirectByteBuffer
at org.neo4j.internal.unsafe.UnsafeUtil.(UnsafeUtil.java:128)
at org.neo4j.memory.RuntimeInternals.guessHeaderSize(RuntimeInternals.java:158)
at org.neo4j.memory.RuntimeInternals.(RuntimeInternals.java:53)
at org.neo4j.memory.HeapEstimator.(HeapEstimator.java:103)
at org.neo4j.internal.collector.RecentQueryBuffer.(RecentQueryBuffer.java:37)
at org.neo4j.graphdb.factory.module.GlobalModule.(GlobalModule.java:212)
at org.neo4j.graphdb.facade.DatabaseManagementServiceFactory.createGlobalModule(DatabaseManagementServiceFactory.java:272)
at org.neo4j.graphdb.facade.DatabaseManagementServiceFactory.build(DatabaseManagementServiceFactory.java:133)
at org.neo4j.server.CommunityBootstrapper.createNeo(CommunityBootstrapper.java:36)
二、解决方案
1.报错说是JDK得安装11的,查看目前JDK版本是17
2.安装JDK11
我这里提供了网盘链接:https://pan.baidu.com/s/1q1AIULhLTGDnsw8RNBYKbQ
提取码:1234
win+R,输入cmd,再输入java -version,若看到版本号是11,说明JDK11安装成功
3.neo4j启动成功
解决方案:网上各种资料尝试一番
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