格式错误的pom.xml异常Apache Maven

Question

Hello there.I have a JavaSpring MVC application. I am trying to use spring mvc with a mongodb database and apache maven.But I have a problem with the pom.xml file.This is my pom.xml file :

 <?xml version="1.0" encoding="UTF-8"?> <project xmln.s="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>finartzProject</groupId> <artifactId>FinartzProject</artifactId> <version>0.0.1-SNAPSHOT</version> <packaging>war</packaging> <dependencies> <!-- spring --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>4.0.6.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-core</artifactId> <version>4.0.6.RELEASE</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-tx</artifactId> <version>4.0.6.RELEASE</version> </dependency> <!-- jstl --> <dependency> <groupId>javax.servlet</groupId> <artifactId>jstl</artifactId> <version>1.2</version> </dependency> <!-- javax servlet --> <dependency> <groupId>javax.servlet</groupId> <artifactId>javax.servlet-api</artifactId> <version>3.1.0</version> </dependency> <!-- mongodb --> <dependency> <groupId>org.springframework.data</groupId> <artifactId>spring-data-mongodb</artifactId> <version>1.6.1.RELEASE</version> </dependency> <dependency> <groupId>org.mongodb</groupId> <artifactId>mongo-java-driver</artifactId> <version>3.4.0</version> </dependency> </dependencies> <build> <pluginManagement> <plugins> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-war-plugin</artifactId> <version>2.4</version> <configuration> <warSourceDirectory>src/main/webapp</warSourceDirectory> <failOnMissingWebXml>false</failOnMissingWebXml> </configuration> </plugin> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-jar-plugin</artifactId> <executions> <execution> <id>default-jar</id> <phase>never</phase> </execution> </executions> </plugin> </plugins> </pluginManagement> </build> </project> 

and I get this messages.

 [INFO] Scanning for projects... [ERROR] [ERROR] Some problems were encountered while processing the POMs: [ERROR] Malformed POM C:\\Users\\Suleyman\\workspace\\FinartzProject\\pom.xml: Unknown attribute 'xmln.s' for tag 'project' (position: START_TAG seen ...apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">... @2:206) @ C:\\Users\\Suleyman\\workspace\\FinartzProject\\pom.xml, line 2, column 206 @ [ERROR] The build could not read 1 project -> [Help 1] [ERROR] [ERROR] The project finartzProject:FinartzProject:0.0.1-SNAPSHOT (C:\\Users\\Suleyman\\workspace\\FinartzProject\\pom.xml) has 1 error [ERROR] Malformed POM C:\\Users\\Suleyman\\workspace\\FinartzProject\\pom.xml: Unknown attribute 'xmln.s' for tag 'project' (position: START_TAG seen ...apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">... @2:206) @ C:\\Users\\Suleyman\\workspace\\FinartzProject\\pom.xml, line 2, column 206 -> [Help 2] [ERROR] [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch. [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 read the following articles: [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/ProjectBuildingException [ERROR] [Help 2] http://cwiki.apache.org/confluence/display/MAVEN/ModelParseException 

Answer 1

You have a typo,

<project xmln.s

Should be

<project xmlns