IDEA Cannot access alimaven (http://maven.aliyun.com/nexus/content/groups/public/)
://maven.aliyun.com/nexus/content/groups/public/) in offl ...
原文：Cannot access nexus-aliyun (http://maven.aliyun.com/nexus/content/groups/public) in offline mode and the artifact com.
这个offline 表示离线模式，如果已经下载了jar包，但是包可能有问题，就是说它不会联网去获取jar包 把勾去掉就可以了 ，它就可以重新联网下载jar了 ...
2020-05-27 08:36 0 1413 推荐指数：
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://maven.aliyun.com/nexus/content/groups/public) in off
这个错误是将work offline打勾引起的。 这个是离线工作模式，相当于断网，远程的jar会拉不下来。 ...
小知识：最近发现http://maven.aliyun.com/nexus/content/groups/public的仓库，pom下载jar包失败了
maven下进行仓库地址更新，问题解决： 阿里云仓库进行更新：<mirror> <id>nexus-aliyun</id> <mirrorOf>central</mirrorOf> < ...
异常Failure to transfer org.apache.maven.plugins:maven-surefire-plugin:pom:2.12.4 from http://maven.aliyun.com/nexus/content/groups/public was ...
错误异常：Failure to transfer org.apache.maven.plugins:maven-surefire-plugin:pom:2.12.4 from http://maven.aliyun.com/nexus/content/groups/public ...
maven build失败 (Failure to find io.renren:renren-security:pom:3.2.0 in http://maven.aliyun.com/nexus/content/groups/public/ was cached in the local
今天mvn clean package一个子工程（renren-admin）时报错： Failed to execute goal on project renr ...
Failure to transfer org.codehaus.plexus:plexus-utils:pom:1.5.6 from http://maven.aliyun.com/nexus/content/groups/public/ was cached in the local
Failure to transfer org.codehaus.plexus:plexus-utils:pom:1.5.6 from http://maven.aliyun.com/nexus/content/groups/public/ was cached in the local ...
maven------Failure to find xxxx in http://maven.aliyun.com/
由于我的 IDEA 全局配置的 settings 是 aliyun 的仓库，我当前的项目配置的私服的仓库，mvn install 就会出现问题， 从上面的报错信息看，他是从全局配置的仓库中 找 jar 去了，而我现在用的私服，这种问题的解决办法就是 mvn install 指定 settings ...
ERROR: Could not GET 'https://maven.aliyun.com/repository/google/com/android/tools/build/gradle/3.5.2/gradle-3.5.2.pom'. Received status code 400
今天想要搭建Android开发环境的时候新建完项目，配置完阿里的源之后，Gradle Sync的时候遇到了这个问题，在网上搜了很多答案有说是勾选Enable embedded Maven repository选项，结果发现我这个3.5.2版本没有这个选项，按照错误理解就是没法访问，想起之前看网上 ...