Change your packaging from `war` to `jar`. That was my issue with the same
error.
On Friday, October 5, 2018 at 7:29:35 AM UTC-7, Ky Nguyen wrote:
>
> Hi everyone,
>
> I have a spring boot application and want to deploy only in GAE flex env.
> I had tried many time but currently I got error 404 when access my
> application in GAE.
> Error 404 - Not Found.No context on this server matched or handled this
> request.
> Contexts known to this server are:
>
> - / --->
> o.e.j.w.WebAppContext@47ef968d{root,/,file:///var/lib/jetty/webapps/root/,UNAVAILABLE}{/root.war}
>
> [failed]
>
>
>
> I had run successfully on my local with jetty embedded server, but don't
> know why this error is occurred.
>
> my pom.xml is
>
> <parent>
> <groupId>org.springframework.boot</groupId>
> <artifactId>spring-boot-starter-parent</artifactId>
> <version>1.5.6.RELEASE</version>
> <relativePath /> <!-- lookup parent from repository -->
> </parent>
>
> <properties>
> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
> <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
> <java.version>1.8</java.version>
> <maven.compiler.source>${java.version}</maven.compiler.source> <!--
> REQUIRED -->
> <maven.compiler.target>${java.version}</maven.compiler.target> <!--
> REQUIRED -->
> </properties>
>
>
> <dependencies>
> <dependency>
> <groupId>org.springframework.boot</groupId>
> <artifactId>spring-boot-starter-data-jpa</artifactId>
> <exclusions>
> <exclusion>
> <groupId>org.springframework.boot</groupId>
> <artifactId>tomcat-juli</artifactId>
> </exclusion>
> </exclusions>
> </dependency>
> <dependency>
> <groupId>org.springframework.boot</groupId>
> <artifactId>spring-boot-starter-web</artifactId>
> <exclusions>
> <exclusion>
> <groupId>org.springframework.boot</groupId>
> <artifactId>spring-boot-starter-tomcat</artifactId>
> </exclusion>
> </exclusions>
> </dependency>
>
> <dependency>
> <groupId>org.springframework.boot</groupId>
> <artifactId>spring-boot-starter-jetty</artifactId>
> <scope>provided</scope>
> </dependency>
>
> <dependency>
> <groupId>org.springframework.boot</groupId>
> <artifactId>spring-boot-starter-test</artifactId>
> <scope>test</scope>
> </dependency>
>
> <dependency>
> <groupId>org.springframework.boot</groupId>
> <artifactId>spring-boot-starter-security</artifactId>
> </dependency>
>
> <dependency>
> <groupId>com.zaxxer</groupId>
> <artifactId>HikariCP</artifactId>
> <scope>compile</scope>
> </dependency>
>
> <dependency>
> <groupId>org.apache.tomcat.embed</groupId>
> <artifactId>tomcat-embed-jasper</artifactId>
> <scope>provided</scope>
> </dependency>
>
> <dependency>
> <groupId>javax.servlet</groupId>
> <artifactId>javax.servlet-api</artifactId>
> <version>3.1.0</version>
> <scope>provided</scope>
> </dependency>
>
> <dependency>
> <groupId>javax.servlet</groupId>
> <artifactId>jstl</artifactId>
> <version>1.2</version>
> </dependency>
>
> <dependency>
> <groupId>postgresql</groupId>
> <artifactId>postgresql</artifactId>
> <version>9.1-901.jdbc4</version>
> </dependency>
>
> </dependencies>
>
> <build>
> <plugins>
> <plugin>
> <groupId>org.springframework.boot</groupId>
> <artifactId>spring-boot-maven-plugin</artifactId>
> <executions>
> <execution>
> <goals>
> <goal>repackage</goal>
> </goals>
> <configuration>
> <mainClass>com.kevin.SpringJqgridApplication</mainClass>
> </configuration>
> </execution>
> </executions>
> </plugin>
> <plugin>
> <groupId>org.eclipse.jetty</groupId>
> <artifactId>jetty-maven-plugin</artifactId>
> <version>9.4.6.v20170531</version>
> </plugin>
> <!-- START plugin -->
> <plugin>
> <groupId>com.google.cloud.tools</groupId>
> <artifactId>appengine-maven-plugin</artifactId>
> <version>1.3.1</version>
> </plugin>
> <!-- END plugin -->
> </plugins>
> </build>
>
>
> I'm using this command below to deploy my application.
> mvn appengine:deploy
>
> Can anybody help me ?
> thanks.
>
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