Repository and Id not mapped as in Demo.

I followed your demo (using maven instead of gradle and STS instead of IntelliJ) and when running Application I got the following in the console:

2017-11-09 13:30:51.749 INFO 8560 --- [ main] com.treehouse.Application : Starting Application on HAIMGI02 with PID 8560 (C:\DigitalOC\workspaces\Spring-Rest-proj\course-reviews-api\target\classes started by HAIMGI in C:\DigitalOC\workspaces\Spring-Rest-proj\course-reviews-api) 2017-11-09 13:30:51.755 INFO 8560 --- [ main] com.treehouse.Application : No active profile set, falling back to default profiles: default 2017-11-09 13:30:51.907 INFO 8560 --- [ main] ationConfigEmbeddedWebApplicationContext : Refreshing org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext@23bb8443: startup date [Thu Nov 09 13:30:51 IST 2017]; root of context hierarchy 2017-11-09 13:30:57.309 INFO 8560 --- [ main] s.b.c.e.t.TomcatEmbeddedServletContainer : Tomcat initialized with port(s): 8080 (http) 2017-11-09 13:30:57.382 INFO 8560 --- [ main] o.apache.catalina.core.StandardService : Starting service [Tomcat] 2017-11-09 13:30:57.384 INFO 8560 --- [ main] org.apache.catalina.core.StandardEngine : Starting Servlet Engine: Apache Tomcat/8.5.23 2017-11-09 13:30:57.819 INFO 8560 --- [ost-startStop-1] o.a.c.c.C.[Tomcat].[localhost].[/] : Initializing Spring embedded WebApplicationContext 2017-11-09 13:30:57.820 INFO 8560 --- [ost-startStop-1] o.s.web.context.ContextLoader : Root WebApplicationContext: initialization completed in 5922 ms 2017-11-09 13:30:58.210 INFO 8560 --- [ost-startStop-1] o.s.b.w.servlet.ServletRegistrationBean : Mapping servlet: 'dispatcherServlet' to [/] 2017-11-09 13:30:58.217 INFO 8560 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'characterEncodingFilter' to: [/] 2017-11-09 13:30:58.218 INFO 8560 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'hiddenHttpMethodFilter' to: [/] 2017-11-09 13:30:58.218 INFO 8560 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'httpPutFormContentFilter' to: [/] 2017-11-09 13:30:58.219 INFO 8560 --- [ost-startStop-1] o.s.b.w.servlet.FilterRegistrationBean : Mapping filter: 'requestContextFilter' to: [/] 2017-11-09 13:30:59.753 INFO 8560 --- [ main] j.LocalContainerEntityManagerFactoryBean : Building JPA container EntityManagerFactory for persistence unit 'default' 2017-11-09 13:30:59.795 INFO 8560 --- [ main] o.hibernate.jpa.internal.util.LogHelper : HHH000204: Processing PersistenceUnitInfo [ name: default ...] 2017-11-09 13:31:00.016 INFO 8560 --- [ main] org.hibernate.Version : HHH000412: Hibernate Core {5.0.12.Final} 2017-11-09 13:31:00.019 INFO 8560 --- [ main] org.hibernate.cfg.Environment : HHH000206: hibernate.properties not found 2017-11-09 13:31:00.022 INFO 8560 --- [ main] org.hibernate.cfg.Environment : HHH000021: Bytecode provider name : javassist 2017-11-09 13:31:00.119 INFO 8560 --- [ main] o.hibernate.annotations.common.Version : HCANN000001: Hibernate Commons Annotations {5.0.1.Final} 2017-11-09 13:31:00.423 INFO 8560 --- [ main] org.hibernate.dialect.Dialect : HHH000400: Using dialect: org.hibernate.dialect.H2Dialect 2017-11-09 13:31:01.590 INFO 8560 --- [ main] org.hibernate.tool.hbm2ddl.SchemaExport : HHH000227: Running hbm2ddl schema export 2017-11-09 13:31:01.613 INFO 8560 --- [ main] org.hibernate.tool.hbm2ddl.SchemaExport : HHH000230: Schema export complete 2017-11-09 13:31:01.708 INFO 8560 --- [ main] j.LocalContainerEntityManagerFactoryBean : Initialized JPA EntityManagerFactory for persistence unit 'default' 2017-11-09 13:31:03.438 INFO 8560 --- [ main] s.w.s.m.m.a.RequestMappingHandlerAdapter : Looking for @ControllerAdvice: org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext@23bb8443: startup date [Thu Nov 09 13:30:51 IST 2017]; root of context hierarchy 2017-11-09 13:31:03.682 INFO 8560 --- [ main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/error]}" onto public org.springframework.http.ResponseEntity<java.util.Map<java.lang.String, java.lang.Object>> org.springframework.boot.autoconfigure.web.BasicErrorController.error(javax.servlet.http.HttpServletRequest) 2017-11-09 13:31:03.686 INFO 8560 --- [ main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/error],produces=[text/html]}" onto public org.springframework.web.servlet.ModelAndView org.springframework.boot.autoconfigure.web.BasicErrorController.errorHtml(javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse) 2017-11-09 13:31:03.829 INFO 8560 --- [ main] o.s.w.s.handler.SimpleUrlHandlerMapping : Mapped URL path [/webjars/] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler] 2017-11-09 13:31:03.840 INFO 8560 --- [ main] o.s.w.s.handler.SimpleUrlHandlerMapping : Mapped URL path [/] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler] 2017-11-09 13:31:04.022 INFO 8560 --- [ main] o.s.w.s.handler.SimpleUrlHandlerMapping : Mapped URL path [/**/favicon.ico] onto handler of type [class org.springframework.web.servlet.resource.ResourceHttpRequestHandler] 2017-11-09 13:31:04.877 INFO 8560 --- [ main] o.s.j.e.a.AnnotationMBeanExporter : Registering beans for JMX exposure on startup 2017-11-09 13:31:05.200 INFO 8560 --- [ main] s.b.c.e.t.TomcatEmbeddedServletContainer : Tomcat started on port(s): 8080 (http) 2017-11-09 13:31:05.208 INFO 8560 --- [ main] com.treehouse.Application : Started Application in 14.228 seconds (JVM running for 15.231)

This is my pom.xml:

<project xmlns="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>com.treehouse</groupId> <artifactId>course-reviews-api</artifactId> <version>0.0.1-SNAPSHOT</version> <packaging>jar</packaging>

<name>course-reviews-api</name> <url>http://maven.apache.org</url>

<properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> </properties>

<build> <plugins> <plugin> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-maven-plugin</artifactId> <version>1.3.3.RELEASE</version> </plugin> </plugins> </build>

<dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>3.8.1</version> <scope>test</scope> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-data-jpa</artifactId> <version>1.3.3.RELEASE</version> </dependency> <dependency> <groupId>com.h2database</groupId> <artifactId>h2</artifactId> <version>1.4.196</version> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> <version>1.3.3.RELEASE</version> </dependency> </dependencies> </project>

I would like to get some advise :)