Could not open JPA EntityManager for transaction; nested exception is java.lang.NullPointerException

2023-12-09 04:38•java•阅读 3035

1 <persistence-unit name="WebofficeOne" transaction-type="JTA ">

改为

1 <persistence-unit name="WebofficeOne" transaction-type="RESOURCE_LOCAL">

JTA 在jee环境下运行

RESOURCE_LOCAL在jse环境下使用

上一篇 »Failed to parse multipart servlet request; nested exception is java.io.IOException: org.apache.tomcat.util.http.fileupload.FileUploadException: Stream closed
下一篇 »Mybatis 报错 java.io.IOException: Could not find resource mybatis-config.xml

相关推荐

Java报错: A component required a bean of type 'com.sirifeng.testmybatis.mapper.BookMapper' that could not be found.
在学习Spring-boot-mybatis时，报错Acomponentrequiredabeanoftype'com.sirifeng.testmybatis.mapper.BookMapper'thatcouldnotbefound.后…
时间：2024-03-04 15:19
记一次操蛋的：Could not find parameter map java.lang.Long
学着写淘淘商场的项目，刚开始的搭建轻轻松松，按照教程来很顺利，也可以轻松运行出来结果。但是今天（2018-11-11）却遇到一个非常奇葩的事，代码如下<resultMaptype="com.pp.taotao.model.ItemCa…
时间：2023-12-08 04:18
【springcloud】Could not resolve type alias 'Dept'. Cause: java.lang.ClassNotFoundException
1.问题在搭建springcloudconfig时启动dept微服务启动失败Couldnotresolvetypealias'Dept'.Cause:java.lang.ClassNotFoundException:Cannotfindcl…
时间：2024-03-07 19:22
Handler dispatch failed; nested exception is java.lang.NoClassDefFoundError: org/springframework/util/PatternMatchUtils
{"message":"Handlerdispatchfailed;nestedexceptionisjava.lang.NoClassDefFoundError:org/springframework/util/PatternMatchU…
时间：2023-12-19 06:57
spring boot配置spring-data-jpa的时候报错CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is java.lang.NoSuchMethodError
F:\java\jdk8\jdk1.8.0_211\bin\java.exe-ea-Didea.test.cyclic.buffer.size=1048576"-javaagent:D:\软件\IntelliJIDEA2019.2.2\li…
时间：2024-01-31 12:20
MAC & Eclipse运行java程序报错：Could not find or load main class
参看：https://stackoverflow.com/questions/11235827/eclipse-error-could-not-find-or-load-main-classIfyoucreateajavaclasswith…
时间：2024-04-06 03:11
python读文件，TypeError: a bytes-like object is required, not 'str'
1.open文件设置encodingfile=open(filename,'r',encoding='UTF-8')2.用encode方法str=str.encode()参考：https://www.fujieace.com/python/…
时间：2024-03-30 05:04
【React Native错误集】Android error “Could not get BatchedBridge, make sure your bundle is packaged properly” on start of app
问题1：Androiderror“CouldnotgetBatchedBridge,makesureyourbundleispackagedproperly”onstartofappreact-nativerun-androidreact-…
时间：2023-12-28 11:45

Could not open JPA EntityManager for transaction; nested exception is java.lang.NullPointerException

相关推荐

Java报错: A component required a bean of type 'com.sirifeng.testmybatis.mapper.BookMapper' that could not be found.

记一次操蛋的：Could not find parameter map java.lang.Long

【springcloud】Could not resolve type alias 'Dept'. Cause: java.lang.ClassNotFoundException

Handler dispatch failed; nested exception is java.lang.NoClassDefFoundError: org/springframework/util/PatternMatchUtils

spring boot配置spring-data-jpa的时候报错CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is java.lang.NoSuchMethodError

MAC & Eclipse运行java程序报错：Could not find or load main class

python读文件，TypeError: a bytes-like object is required, not 'str'

【React Native错误集】Android error “Could not get BatchedBridge, make sure your bundle is packaged properly” on start of app