APPLICATION FAILED TO START in Spring Boot-CodePudding

i have the default spring aplication and throws this warn and stopped working don't have a controller and service it's just a demo app



WARN 9256 --- [  restartedMain] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'dataSourceScriptDatabaseInitializer' defined in class path resource [org/springframework/boot/autoconfigure/sql/init/DataSourceInitializationConfiguration.class]: Unsatisfied dependency expressed through method 'dataSourceScriptDatabaseInitializer' parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'dataSource' defined in class path resource [org/springframework/boot/autoconfigure/jdbc/DataSourceConfiguration$Hikari.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.zaxxer.hikari.HikariDataSource]: Factory method 'dataSource' threw exception; nested exception is org.springframework.boot.autoconfigure.jdbc.DataSourceProperties$DataSourceBeanCreationException: Failed to determine a suitable driver class

Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
11:00 ERROR 9256 --- [  restartedMain] o.s.b.d.LoggingFailureAnalysisReporter   : 

Description:

Failed to configure a DataSource: 'url' attribute is not specified and no embedded datasource could be configured.

Reason: Failed to determine a suitable driver class

CodePudding user response：

If you have spring data as a dependency, You need to specify a datasource url to connect to a database in your application.properties file.

CodePudding user response：

Make sure that in your application.properties file data will be filled correctly or not.

spring.datasource.url=jdbc:postgresql://localhost:5432/your_database_name
spring.datasource.username=username
spring.datasource.password=password
spring.jpa.database=postgresql
spring.jpa.hibernate.ddl-auto=update