Index: components/platform/src/main/java/org/hippoecm/hst/platform/matching/BasicHstSiteMapMatcher.java
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- components/platform/src/main/java/org/hippoecm/hst/platform/matching/BasicHstSiteMapMatcher.java	(revision 11771bdaff262a9d163bbe2f0617e311e3c21c20)
+++ components/platform/src/main/java/org/hippoecm/hst/platform/matching/BasicHstSiteMapMatcher.java	(date 1559811364000)
@@ -28,6 +28,7 @@
 import org.hippoecm.hst.configuration.sitemap.HstSiteMap;
 import org.hippoecm.hst.configuration.sitemap.HstSiteMapItem;
 import org.hippoecm.hst.container.RequestContextProvider;
+import org.hippoecm.hst.content.beans.ObjectBeanManagerException;
 import org.hippoecm.hst.core.linking.HstLink;
 import org.hippoecm.hst.platform.configuration.sitemap.HstSiteMapItemService;
 import org.hippoecm.hst.platform.linking.HstLinkImpl;
@@ -167,7 +168,7 @@
                 // check whether the folder/document being referred to by the indexResolvedSiteMapItem exists : If so, use _index_ item as match
                 String absolutePath = mount.getContentPath() + "/" + indexResolvedSiteMapItem.getRelativeContentPath();
                 try {
-                    if (RequestContextProvider.get() != null && RequestContextProvider.get().getSession().itemExists(absolutePath)) {
+                    if (RequestContextProvider.get() != null && RequestContextProvider.get().getObjectBeanManager(RequestContextProvider.get().getSession()).getObject(absolutePath) != null) {
                         log.info("Use '{}' sitemap item below '{}' because content path '{}' for the '{}' item exists.",
                                 INDEX, getSiteMapItemPath(matchedSiteMapItem), absolutePath, INDEX);
                         logMatchedItem(pathInfo, params, matchedSiteMapItem);
@@ -179,6 +180,8 @@
                 } catch (RepositoryException e) {
                     log.warn("Unable to get JCR session needed to check existing of the document belonging to the _index_ " +
                             "sitemap item.", e);
+                } catch (ObjectBeanManagerException e){
+                    log.warn("ObjectBeanManager was unable to retrieve an object for path {}",absolutePath , e);
                 }
             }
         }