sample app reproducing grails/grails-data-mapping#1368

grails-app/conf/logback.groovy

@@ -34,4 +34,4 @@ if (Environment.isDevelopmentMode() && targetDir != null) {
  }
  logger("StackTrace", ERROR, ['FULL_STACKTRACE'], false)
 }
-root(ERROR, ['STDOUT'])
+root(INFO, ['STDOUT'])

grails-app/domain/myapp/Dummy.groovy

@@ -0,0 +1,7 @@
+package myapp
+
+class Dummy {
+
+ String name
+
+}

grails-app/init/myapp/Application.groovy

@@ -4,8 +4,10 @@ import grails.boot.GrailsApp
 import grails.boot.config.GrailsAutoConfiguration
 
 import groovy.transform.CompileStatic
+import org.springframework.context.annotation.ComponentScan
 
 @CompileStatic
+@ComponentScan
 class Application extends GrailsAutoConfiguration {
  static void main(String[] args) {
  GrailsApp.run(Application, args)

grails-app/services/myapp/DummyDataService.groovy

@@ -0,0 +1,10 @@
+package myapp
+
+import grails.gorm.services.Service
+
+@Service(Dummy)
+interface DummyDataService {
+
+ List<Dummy> list()
+
+}

src/main/groovy/myapp/MyBeanPostProcessor.groovy

@@ -0,0 +1,13 @@
+package myapp
+
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.beans.factory.config.BeanPostProcessor
+import org.springframework.stereotype.Component
+
+@Component
+class MyBeanPostProcessor implements BeanPostProcessor {
+
+ @Autowired
+ DummyDataService dummyDataService
+
+}