Error Handling ing WAR: webxml attribute is required (or pre-existing WEB-INF/web. xml if executing in update mode), webxml

Error Handling ing WAR: webxml attribute is required (or pre-existing WEB-INF/web. xml if executing in update mode), webxml

Mvn war: war Command error:

Cause:

The default webroot of the maven web project is in src \ main \ webapp. If web. xml cannot be found in this directory, the above exception is thrown.

Solution:

In the pom. xml file, the key is: <webXml> WebContent \ WEB-INF \ web. xml </webXml>

<build>      <plugins>        <plugin>            <groupId>org.apache.maven.plugins</groupId>            <artifactId>maven-war-plugin</artifactId>            <version>2.1.1</version>            <configuration>                    <webXml>WebContent\WEB-INF\web.xml</webXml>                       </configuration>        </plugin>    </plugins>    </build>    

　　

Problems with Maven packaging,

The web. xml configuration file is missing. It's not a WEB project, so do not define it as a WEB category.
 
An error occurred while converting maven package into a war package.

The project must have the web. xml configuration file in the WEB-INF