Unable to view SOLR entry in System Settings

• Type: Regression Bug
• Status: Closed
• Resolution: No Longer Reproducible
• Affects Version/s: 7.0.0 Beta 2
• Fix Version/s: 7.0.0 Beta 3
• Component/s: Forms, Search Infrastructure, Search Infrastructure > Solr Connector
• Labels:
  • EXP7
• Fix Priority: 4

Steps to reproduce:

1. Start portal with SOLR
2. Navigate to Control Panel > Configuration > System Settings
3. Click on Platform tab
4. Click on "SOLR" entry (on the second page)

Expected Result:
No console errors and able to see view entry.

Actual Result:
Console error (reproduced below) and form portlet is unavailable.

19:43:22,022 ERROR [http-bio-8080-exec-8][render_portlet_jsp:131] null
java.lang.ClassCastException: java.lang.String cannot be cast to [Ljava.lang.Object;
        at com.liferay.configuration.admin.web.util.AttributeDefinitionUtil.getProperty(AttributeDefinitionUtil.java:66)
        at com.liferay.configuration.admin.web.util.ConfigurationModelToDDMFormValuesConverter.addDDMFormFieldValues(ConfigurationModelToDDMFormValuesConverter.java:77)
        at com.liferay.configuration.admin.web.util.ConfigurationModelToDDMFormValuesConverter.addDDMFormFieldValues(ConfigurationModelToDDMFormValuesConverter.java:98)
        at com.liferay.configuration.admin.web.util.ConfigurationModelToDDMFormValuesConverter.getDDMFormValues(ConfigurationModelToDDMFormValuesConverter.java:52)
        at com.liferay.configuration.admin.web.util.DDMFormRendererHelper.getDDMFormValues(DDMFormRendererHelper.java:98)
        at com.liferay.configuration.admin.web.util.DDMFormRendererHelper.createDDMFormRenderingContext(DDMFormRendererHelper.java:71)
        at com.liferay.configuration.admin.web.util.DDMFormRendererHelper.getDDMFormHTML(DDMFormRendererHelper.java:55)
        at com.liferay.configuration.admin.web.portlet.action.EditConfigurationMVCRenderCommand.render(EditConfigurationMVCRenderCommand.java:104)
        at com.liferay.portal.kernel.portlet.bridges.mvc.MVCPortlet.render(MVCPortlet.java:275)
        at com.liferay.portlet.FilterChainImpl.doFilter(FilterChainImpl.java:103)
        at com.liferay.portlet.ScriptDataPortletFilter.doFilter(ScriptDataPortletFilter.java:55)
        at com.liferay.portlet.FilterChainImpl.doFilter(FilterChainImpl.java:100)
        at com.liferay.portal.kernel.portlet.PortletFilterUtil.doFilter(PortletFilterUtil.java:64)
        at com.liferay.portal.kernel.servlet.PortletServlet.service(PortletServlet.java:113)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
        at com.liferay.portal.portlet.tracker.internal.PortletTracker$PortletServletWrapper.service(PortletTracker.java:1426)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
        at org.eclipse.equinox.http.servlet.internal.registration.EndpointRegistration.service(EndpointRegistration.java:153)
        at org.eclipse.equinox.http.servlet.internal.servlet.FilterChainImpl.doFilter(FilterChainImpl.java:50)
        at com.liferay.portal.portlet.tracker.internal.PortletTracker$RestrictPortletServletRequestFilter.doFilter(PortletTracker.java:1446)

Reproduced on:
Tomcat 7.0.62 + MySQL 5.6.26 Portal master GIT ID: 5db5da21f3d0224f5c4a732867ca5d68a97d52c0