title: Spring Boot Data Flow : Page Size must not be less than one
body: <p>I am trying to register App to Spring Boot Data Flow local Server. But I am getting following error : on the dashboard.</p>
  
  <blockquote>
    <p>Page Size must not be less than one</p>
  </blockquote>
  
  <p>How to fix this issue? Am I missing any dependency? However, the app is successfully registered from Data Flow Shell. But, still it's not available from the dashboard. See below screenshots and stack trace. </p>
  
  <p><a href="https://i.stack.imgur.com/6d4pH.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/6d4pH.png" alt="enter image description here"></a></p>
  
  <p><a href="https://i.stack.imgur.com/63zSL.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/63zSL.png" alt="enter image description here"></a></p>
  
  <pre><code>2017-06-26 12:45:42.314 ERROR 5444 --- [nio-9393-exec-6] o.s.c.d.s.c.RestControllerAdvice         : Caught exception while handling a request
  
  java.lang.IllegalArgumentException: Page size must not be less than one!
      at org.springframework.data.domain.AbstractPageRequest.&lt;init&gt;(AbstractPageRequest.java:47) ~[spring-data-commons-1.13.4.RELEASE.jar:na]
      at org.springframework.data.domain.PageRequest.&lt;init&gt;(PageRequest.java:63) ~[spring-data-commons-1.13.4.RELEASE.jar:na]
      at org.springframework.data.web.PagedResourcesAssembler.addPaginationLinks(PagedResourcesAssembler.java:222) ~[spring-data-commons-1.13.4.RELEASE.jar:na]
      at org.springframework.data.web.PagedResourcesAssembler.createResource(PagedResourcesAssembler.java:205) ~[spring-data-commons-1.13.4.RELEASE.jar:na]
      at org.springframework.data.web.PagedResourcesAssembler.toResource(PagedResourcesAssembler.java:115) ~[spring-data-commons-1.13.4.RELEASE.jar:na]
      at org.springframework.cloud.dataflow.server.controller.AppRegistryController.list(AppRegistryController.java:119) ~[spring-cloud-dataflow-server-core-1.2.0.RELEASE.jar:1.2.0.RELEASE]
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_121]
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_121]
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_121]
      at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_121]
      at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205) ~[spring-web-4.3.9.RELEASE.jar:4.3.9.RELEASE]
      at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133) ~[spring-w
  </code></pre>