收藏maven错误
错误原因:
编译下载最新的maven源代码,但是出现错误。错误如下:
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-mapreduce-client-core:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-mapreduce-client-common:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-mapreduce-client-shuffle:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-mapreduce-client-app:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-mapreduce-client-jobclient:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-mapreduce-client-hs:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-mapreduce-client-hs-plugins:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-mapreduce-client:pom:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-mapreduce-examples:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-mapreduce:pom:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-streaming:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-distcp:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-archives:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-rumen:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-gridmix:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-datajoin:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-tools-dist:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-extras:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-pipes:pom:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-tools:pom:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-dist:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-client:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-minicluster:jar:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ org.apache.hadoop:hadoop-main:3.0.0-SNAPSHOT, E:\hadoo
p-common-trunk\pom.xml, line 278, column 15
[WARNING]
[WARNING] Some problems were encountered while building the effective model for
org.apache.hadoop:hadoop-main:pom:3.0.0-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-enfo
rcer-plugin is missing. @ line 278, column 15
[WARNING]
[WARNING] It is highly recommended to fix these problems because they threaten t
he stability of your build.
[WARNING]
[WARNING] For this reason, future Maven versions might no longer support buildin
g such malformed projects.
[WARNING]
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Build Order:
[INFO]
[INFO] Apache Hadoop Main
[INFO] Apache Hadoop Project POM
[INFO] Apache Hadoop Annotations
[INFO] Apache Hadoop Project Dist POM
[INFO] Apache Hadoop Assemblies
[INFO] Apache Hadoop Maven Plugins
[INFO] Apache Hadoop MiniKDC
[INFO] Apache Hadoop Auth
[INFO] Apache Hadoop Auth Examples
[INFO] Apache Hadoop Common
[INFO] Apache Hadoop NFS
[INFO] Apache Hadoop Common Project
[INFO] Apache Hadoop HDFS
[INFO] Apache Hadoop HttpFS
[INFO] Apache Hadoop HDFS BookKeeper Journal
[INFO] Apache Hadoop HDFS-NFS
[INFO] Apache Hadoop HDFS Project
[INFO] hadoop-yarn
[INFO] hadoop-yarn-api
[INFO] hadoop-yarn-common
[INFO] hadoop-yarn-server
[INFO] hadoop-yarn-server-common
[INFO] hadoop-yarn-server-nodemanager
[INFO] hadoop-yarn-server-web-proxy
[INFO] hadoop-yarn-server-resourcemanager
[INFO] hadoop-yarn-server-tests
[INFO] hadoop-yarn-client
[INFO] hadoop-yarn-applications
[INFO] hadoop-yarn-applications-distributedshell
[INFO] hadoop-mapreduce-client
[INFO] hadoop-mapreduce-client-core
[INFO] hadoop-yarn-applications-unmanaged-am-launcher
[INFO] hadoop-yarn-site
[INFO] hadoop-yarn-project
[INFO] hadoop-mapreduce-client-common
[INFO] hadoop-mapreduce-client-shuffle
[INFO] hadoop-mapreduce-client-app
[INFO] hadoop-mapreduce-client-hs
[INFO] hadoop-mapreduce-client-jobclient
[INFO] hadoop-mapreduce-client-hs-plugins
[INFO] Apache Hadoop MapReduce Examples
[INFO] hadoop-mapreduce
[INFO] Apache Hadoop MapReduce Streaming
[INFO] Apache Hadoop Distributed Copy
[INFO] Apache Hadoop Archives
[INFO] Apache Hadoop Rumen
[INFO] Apache Hadoop Gridmix
[INFO] Apache Hadoop Data Join
[INFO] Apache Hadoop Extras
[INFO] Apache Hadoop Pipes
[INFO] Apache Hadoop Tools Dist
[INFO] Apache Hadoop Tools
[INFO] Apache Hadoop Distribution
[INFO] Apache Hadoop Client
[INFO] Apache Hadoop Mini-Cluster
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building Apache Hadoop Main 3.0.0-SNAPSHOT
[INFO] ------------------------------------------------------------------------
Downloading: http://172.21.77.119:8081/nexus/content/groups/public/org/apache/ma
ven/plugins/maven-enforcer-plugin/maven-metadata.xml
Downloaded: http://172.21.77.119:8081/nexus/content/groups/public/org/apache/mav
en/plugins/maven-enforcer-plugin/maven-metadata.xml (714 B at 4.4 KB/sec)
[INFO]
[INFO] --- maven-enforcer-plugin:1.3.1:enforce (clean) @ hadoop-main ---
Downloading: http://172.21.77.119:8081/nexus/content/groups/public/commons-lang/
commons-lang/2.3/commons-lang-2.3.jar
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO]
[INFO] Apache Hadoop Main ................................ FAILURE [0.531s]
[INFO] Apache Hadoop Project POM ......................... SKIPPED
[INFO] Apache Hadoop Annotations ......................... SKIPPED
[INFO] Apache Hadoop Project Dist POM .................... SKIPPED
[INFO] Apache Hadoop Assemblies .......................... SKIPPED
[INFO] Apache Hadoop Maven Plugins ....................... SKIPPED
[INFO] Apache Hadoop MiniKDC ............................. SKIPPED
[INFO] Apache Hadoop Auth ................................ SKIPPED
[INFO] Apache Hadoop Auth Examples ....................... SKIPPED
[INFO] Apache Hadoop Common .............................. SKIPPED
[INFO] Apache Hadoop NFS ................................. SKIPPED
[INFO] Apache Hadoop Common Project ...................... SKIPPED
[INFO] Apache Hadoop HDFS ................................ SKIPPED
[INFO] Apache Hadoop HttpFS .............................. SKIPPED
[INFO] Apache Hadoop HDFS BookKeeper Journal ............. SKIPPED
[INFO] Apache Hadoop HDFS-NFS ............................ SKIPPED
[INFO] Apache Hadoop HDFS Project ........................ SKIPPED
[INFO] hadoop-yarn ....................................... SKIPPED
[INFO] hadoop-yarn-api ................................... SKIPPED
[INFO] hadoop-yarn-common ................................ SKIPPED
[INFO] hadoop-yarn-server ................................ SKIPPED
[INFO] hadoop-yarn-server-common ......................... SKIPPED
[INFO] hadoop-yarn-server-nodemanager .................... SKIPPED
[INFO] hadoop-yarn-server-web-proxy ...................... SKIPPED
[INFO] hadoop-yarn-server-resourcemanager ................ SKIPPED
[INFO] hadoop-yarn-server-tests .......................... SKIPPED
[INFO] hadoop-yarn-client ................................ SKIPPED
[INFO] hadoop-yarn-applications .......................... SKIPPED
[INFO] hadoop-yarn-applications-distributedshell ......... SKIPPED
[INFO] hadoop-mapreduce-client ........................... SKIPPED
[INFO] hadoop-mapreduce-client-core ...................... SKIPPED
[INFO] hadoop-yarn-applications-unmanaged-am-launcher .... SKIPPED
[INFO] hadoop-yarn-site .................................. SKIPPED
[INFO] hadoop-yarn-project ............................... SKIPPED
[INFO] hadoop-mapreduce-client-common .................... SKIPPED
[INFO] hadoop-mapreduce-client-shuffle ................... SKIPPED
[INFO] hadoop-mapreduce-client-app ....................... SKIPPED
[INFO] hadoop-mapreduce-client-hs ........................ SKIPPED
[INFO] hadoop-mapreduce-client-jobclient ................. SKIPPED
[INFO] hadoop-mapreduce-client-hs-plugins ................ SKIPPED
[INFO] Apache Hadoop MapReduce Examples .................. SKIPPED
[INFO] hadoop-mapreduce .................................. SKIPPED
[INFO] Apache Hadoop MapReduce Streaming ................. SKIPPED
[INFO] Apache Hadoop Distributed Copy .................... SKIPPED
[INFO] Apache Hadoop Archives ............................ SKIPPED
[INFO] Apache Hadoop Rumen ............................... SKIPPED
[INFO] Apache Hadoop Gridmix ............................. SKIPPED
[INFO] Apache Hadoop Data Join ........................... SKIPPED
[INFO] Apache Hadoop Extras .............................. SKIPPED
[INFO] Apache Hadoop Pipes ............................... SKIPPED
[INFO] Apache Hadoop Tools Dist .......................... SKIPPED
[INFO] Apache Hadoop Tools ............................... SKIPPED
[INFO] Apache Hadoop Distribution ........................ SKIPPED
[INFO] Apache Hadoop Client .............................. SKIPPED
[INFO] Apache Hadoop Mini-Cluster ........................ SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1.578s
[INFO] Finished at: Fri Aug 23 15:28:05 CST 2013
[INFO] Final Memory: 18M/52M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-enforcer-plugin:1.
3.1:enforce (clean) on project hadoop-main: Execution clean of goal org.apache.m
aven.plugins:maven-enforcer-plugin:1.3.1:enforce failed: Plugin org.apache.maven
.plugins:maven-enforcer-plugin:1.3.1 or one of its dependencies could not be res
olved: Could not find artifact commons-lang:commons-lang:jar:2.3 in nexus (http:
//172.21.77.119:8081/nexus/content/groups/public/) -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e swit
ch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please rea
d the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/PluginResoluti
onException
E:\hadoop-common-trunk>
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-enforcer-plugin:1.
3.1:enforce (clean) on project hadoop-main: Execution clean of goal org.apache.m
aven.plugins:maven-enforcer-plugin:1.3.1:enforce failed: Plugin org.apache.maven
.plugins:maven-enforcer-plugin:1.3.1 or one of its dependencies could not be res
olved:
Could not find artifact commons-lang:commons-lang:jar:2.3 in nexus (http:
//172.21.77.119:8081/nexus/content/groups/public/) -> [Help 1]
具体错误用红色标记出来了。
解决办法
1 去自己的.m2 文件夹下把 xxx.lastUpdated文件全部删掉 (无果)
2 在用maven时加 -U参数 (无果)
3 去nexus里去先"Update Index"再"Expire Cache" (无果)
同时执行方案(2+3 )成功。
收藏maven错误的更多相关文章
- Maven 错误:Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on project appservice-common: Fatal error compiling: 无效的目标发行版: 1.8
通过IDEA 提供的面板 执行package 或者 install 没有错误,但是cmd terminal 窗口就不行!出现: Maven 错误:Failed to execute goal org. ...
- Maven 错误 Failure to transfer ...was cached in the local repository...
Maven 错误 Failure to transfer ...was cached in the local repository... 我解决的时候多了两步才解决 1. mvn clean ins ...
- 备忘:maven 错误信息: Plugin execution not covered by lifecycle configuration
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/20 ...
- maven错误:Project configuration is not up-to-date with pom.xml
原因: 1.导入maven工程后,出现如下错误: Description Resource Path Location TypeProject configuration is ...
- Maven错误Failed to read artifact descriptor for xxx:jar 和 missing artifact maven dependency
可参考:http://stackoverflow.com/questions/6111408/maven2-missing-artifact-but-jars-are-in-place http:// ...
- Maven 错误 :The POM for com.xxx:jar:0.0.1-SNAPSHOT is invalid, transitive dependencies (if any) will not be available
一个大的maven 项目,结构是一个根pom,下面几个小的module,包括了appservice-darc,appservice-entity等,其中appservice-darc 依赖了 apps ...
- maven 错误列表
1.编译错误 qcadoo-maven-plugin>mvn clean install No compiler is provided in this environment. Perhaps ...
- 新建 Spring Mvc Web + Maven 的 maven 错误 (二)
新建项目后,可能由于哪边配置不正确,或也可能是编码问题,就有可能在创建初始就可能发生错误: 这是 pom.xml 中提示的错误,有的人说要删除 maven 的本地仓库位置:c:\用户[Users]\A ...
- maven错误The JAVA_HOME environment variable is not defined correctly
晚上,当我准备将好的spring boot通过mvn clean package 打包成jar文件上传到linux服务器时,却在打包过程中出现了错误: C:\>mvn -version The ...
随机推荐
- random.sample
import random k = random.sample(xrange(0x41, 0x5b), 26) print k import random k = random.sample(xran ...
- cocos2d-x 3.0 利用python脚本在文件夹Classes内创建class
因为VS2012创建默认文件是在proj.win32下,新建类不在VS的classes于是编译时找不到类.直接写个脚本帮助新建类(cpp和h文件),还能够在里面加上一些预先写好的代码. 批处理文件Cr ...
- c++逆向 vector
最近弄Android c/c++方面的逆向,发现c++的类,stl模板,在逆向的时候相比c语言都带来了不小的困难. 今天自己写了个小程序,然后逆向分析了一下 vector<int> arr ...
- [转] C++11带来的move语义
PS: 通过引入接收右值的函数形参,可以通过接收右值来实现高效 PS在C++11中,标准库在<utility>中提供了一个有用的函数std::move,这个函数的名字具有迷惑性,因为实际上 ...
- Activity 【生命周期】
不同情况下的回调 我们打开应用时先后调用了onCreate()->onStart()->onResume 当我们按BACK键时,我们这个应用程序将结束,这时候我们将先后调用onPause( ...
- 洛谷比赛 Joe的数
/* 开始暴力+滚动数组70 后来发现不用循环很多 找p的倍数 找%p意义下为0的就好了 */ #include<iostream> #include<cstdio> #inc ...
- uva 1146 Now or late (暴力2-SAT)
/* 裸地2-SAT问题 关键是模型转化 最小的最大 显然二分 关键是Judge的时候怎么判断 每个航班是早是晚直接影响判断 早晚只能选一个 如果我们定义bool变量xi表示 i航班是否早到 每个航班 ...
- Node.js中url的详解
var url = require('url');var str = 'http://zhufengnodejs:123@github.com:80/2016jsnode?name=zfpx& ...
- Linux基本权限
首先需要我们了解的是,权限(rwx)对于文件和目录的作用是不一样的 . 权限对文件的作用 r : 读取文件内容(cat , more , head , tail) w: 编辑.新增.修改文件内容(vi ...
- win7+SQL2008无法打开物理文件 操作系统错误 5:拒绝访问 SQL Sever
今天在win7+SQL2008的环境下操作分离附加数据库,分离出去然后再附加,没有问题.但是一把.mdf文件拷到其它文件夹下就出错,错误如下:无法打开物理文件 "E:\db\MyDB.mdf ...