diff --git a/src/main/java/de/ids_mannheim/korap/dao/RoleDao.java b/src/main/java/de/ids_mannheim/korap/dao/RoleDao.java
index 2ded95c..42d2021 100644
--- a/src/main/java/de/ids_mannheim/korap/dao/RoleDao.java
+++ b/src/main/java/de/ids_mannheim/korap/dao/RoleDao.java
@@ -8,7 +8,6 @@
 import org.springframework.transaction.annotation.Transactional;
 
 import de.ids_mannheim.korap.constant.PredefinedRole;
-import de.ids_mannheim.korap.entity.QueryAccess;
 import de.ids_mannheim.korap.entity.QueryDO_;
 import de.ids_mannheim.korap.entity.Role;
 import de.ids_mannheim.korap.entity.Role_;
@@ -24,6 +23,7 @@
 import jakarta.persistence.criteria.CriteriaBuilder;
 import jakarta.persistence.criteria.CriteriaDelete;
 import jakarta.persistence.criteria.CriteriaQuery;
+import jakarta.persistence.criteria.Expression;
 import jakarta.persistence.criteria.Join;
 import jakarta.persistence.criteria.JoinType;
 import jakarta.persistence.criteria.ListJoin;
@@ -112,10 +112,10 @@
 
         Root<Role> role = query.from(Role.class);
         role.fetch("userGroup", JoinType.INNER);
-        role.fetch("query", JoinType.INNER);
         
         query.select(role);
         if (hasQuery) {
+            role.fetch("query", JoinType.INNER);
             query.where(cb.equal(role.get("userGroup").get("id"), groupId),
                     cb.isNotNull(role.get("query").get("id")));
         }
@@ -127,6 +127,29 @@
         List<Role> resultList = q.getResultList();
         return new HashSet<Role>(resultList);
     }
+    
+    public Set<Role> retrieveRolesByGroupIdWithUniqueQuery (int groupId) {
+        CriteriaBuilder cb = entityManager.getCriteriaBuilder();
+        CriteriaQuery<Role> query = cb.createQuery(Role.class);
+
+        Root<Role> role = query.from(Role.class);
+        role.fetch("userGroup", JoinType.INNER);
+        role.fetch("query", JoinType.INNER);
+//        role.fetch("userGroupMembers", JoinType.INNER);
+        
+        Expression<?> queryId = role.get("query").get("id");
+        
+        query.select(role);
+        query.where(
+                cb.equal(role.get("userGroup").get("id"), groupId)
+        );
+        query.groupBy(queryId);
+        query.having(cb.equal(cb.count(queryId), 1));
+
+        TypedQuery<Role> q = entityManager.createQuery(query);
+        List<Role> resultList = q.getResultList();
+        return new HashSet<Role>(resultList);
+    }
 
     public Set<Role> retrieveRoleByQueryIdAndUsername (int queryId,
             String username) {
diff --git a/src/main/java/de/ids_mannheim/korap/entity/Role.java b/src/main/java/de/ids_mannheim/korap/entity/Role.java
index 65568bf..da0a1e4 100644
--- a/src/main/java/de/ids_mannheim/korap/entity/Role.java
+++ b/src/main/java/de/ids_mannheim/korap/entity/Role.java
@@ -80,8 +80,10 @@
 
     public String toString () {
         return "id=" + id + ", name=" + name + ", privilege=" + privilege
-                + ", usergroup=" + userGroup.getId() + ", members=" + userGroupMembers + ", query="
-                + ((query!=null) ? query.getId() : query);
+                + ", usergroup=" + userGroup.getId() 
+//                + ", members=" + userGroupMembers 
+                + ", query=" + ((query!=null) ? query.getId() : query)
+                ;
     }
 
     @Override
diff --git a/src/main/java/de/ids_mannheim/korap/service/QueryService.java b/src/main/java/de/ids_mannheim/korap/service/QueryService.java
index 8d9482d..212da68 100644
--- a/src/main/java/de/ids_mannheim/korap/service/QueryService.java
+++ b/src/main/java/de/ids_mannheim/korap/service/QueryService.java
@@ -581,7 +581,7 @@
         if (adminDao.isAdmin(username)
                 || userGroupService.isUserGroupAdmin(username, userGroup)) {
             //            accessList = accessDao.retrieveAllAccessByGroup(userGroup.getId());
-            accessList = roleDao.retrieveRoleByGroupId(userGroup.getId(), false);
+            accessList = roleDao.retrieveRoleByGroupId(userGroup.getId(), true);
 
         }
         else {
diff --git a/src/main/java/de/ids_mannheim/korap/service/UserGroupService.java b/src/main/java/de/ids_mannheim/korap/service/UserGroupService.java
index fa2a941..1bd6e74 100644
--- a/src/main/java/de/ids_mannheim/korap/service/UserGroupService.java
+++ b/src/main/java/de/ids_mannheim/korap/service/UserGroupService.java
@@ -172,8 +172,14 @@
             Role r1 = new Role(PredefinedRole.GROUP_MEMBER,
                     PrivilegeType.DELETE_MEMBER, userGroup);
             roleDao.addRole(r1);
-            Set<Role>memberRoles = new HashSet<Role>(1);
+            Set<Role>memberRoles = new HashSet<Role>();
             memberRoles.add(r1);
+            
+            Set<Role> roles = 
+                    roleDao.retrieveRolesByGroupIdWithUniqueQuery(userGroup.getId());
+            for(Role r :roles) {
+                memberRoles.add(r);
+            }
             return memberRoles;
     }
 
diff --git a/src/test/java/de/ids_mannheim/korap/web/controller/vc/VirtualCorpusControllerAdminTest.java b/src/test/java/de/ids_mannheim/korap/web/controller/vc/VirtualCorpusControllerAdminTest.java
index f921a1c..533c2d3 100644
--- a/src/test/java/de/ids_mannheim/korap/web/controller/vc/VirtualCorpusControllerAdminTest.java
+++ b/src/test/java/de/ids_mannheim/korap/web/controller/vc/VirtualCorpusControllerAdminTest.java
@@ -161,34 +161,31 @@
     // 
     // return node.at("/accessId").asText();
     // }
-    private JsonNode testlistAccessByGroup (String groupName)
-            throws KustvaktException {
-        Response response = target().path(API_VERSION).path("vc").path("access")
-                .queryParam("groupName", groupName).request()
-                .header(Attributes.AUTHORIZATION, HttpAuthorizationHandler
-                        .createBasicAuthorizationHeaderValue(admin, "pass"))
-                .get();
-        String entity = response.readEntity(String.class);
-        JsonNode node = JsonUtils.readTree(entity);
-        assertEquals(2, node.size());
-        return node.get(node.size() - 1);
-    }
 
     @Test
-    public void testVCSharing () throws ProcessingException, KustvaktException {
+    public void testShareVC () throws ProcessingException, KustvaktException {
+        createMarlinGroup();
+        
         String vcCreator = "marlin";
         String vcName = "marlin-vc";
         String groupName = "marlin-group";
         JsonNode node2 = testAdminListVC_UsingAdminToken(vcCreator,
                 ResourceType.PROJECT);
         assertEquals(0, node2.size());
-        testCreateVCAccess(vcCreator, vcName, groupName);
-        JsonNode node = testlistAccessByGroup(groupName);
-        String accessId = node.at("/accessId").asText();
-        testDeleteVCAccess(accessId);
+        createAccess(vcCreator, vcName, groupName, admin);
+        
+        JsonNode node = listAccessByGroup("admin",groupName);
+        assertEquals(1, node.size());
+        String roleId = node.at("/0/roleId").asText();
         node2 = testAdminListVC_UsingAdminToken(vcCreator,
                 ResourceType.PROJECT);
         assertEquals(1, node2.size());
+        
+        Response response = deleteAccess("admin",roleId);
+        assertEquals(Status.OK.getStatusCode(), response.getStatus());
+        node = listAccessByGroup("admin",groupName);
+        assertEquals(0, node.size());
+        
         String json = "{\"type\": \"" + ResourceType.PRIVATE + "\"}";
         editVC(admin, vcCreator, vcName, json);
         node = retrieveVCInfo(admin, vcCreator, vcName);
@@ -197,27 +194,7 @@
         node2 = testAdminListVC_UsingAdminToken(vcCreator,
                 ResourceType.PROJECT);
         assertEquals(0, node2.size());
-    }
-
-    private void testCreateVCAccess (String vcCreator, String vcName,
-            String groupName) throws ProcessingException, KustvaktException {
-        Response response;
-        // share VC
-        response = target().path(API_VERSION).path("vc").path("~" + vcCreator)
-                .path(vcName).path("share").path("@" + groupName).request()
-                .header(Attributes.AUTHORIZATION, HttpAuthorizationHandler
-                        .createBasicAuthorizationHeaderValue(admin, "pass"))
-                .post(Entity.form(new Form()));
-        assertEquals(Status.OK.getStatusCode(), response.getStatus());
-    }
-
-    private void testDeleteVCAccess (String accessId)
-            throws ProcessingException, KustvaktException {
-        Response response = target().path(API_VERSION).path("vc").path("access")
-                .path(accessId).request()
-                .header(Attributes.AUTHORIZATION, HttpAuthorizationHandler
-                        .createBasicAuthorizationHeaderValue(admin, "pass"))
-                .delete();
-        assertEquals(Status.OK.getStatusCode(), response.getStatus());
+        
+        deleteGroupByName(marlinGroupName, "marlin");
     }
 }
diff --git a/src/test/java/de/ids_mannheim/korap/web/controller/vc/VirtualCorpusInfoTest.java b/src/test/java/de/ids_mannheim/korap/web/controller/vc/VirtualCorpusInfoTest.java
index b60fcd8..513beef 100644
--- a/src/test/java/de/ids_mannheim/korap/web/controller/vc/VirtualCorpusInfoTest.java
+++ b/src/test/java/de/ids_mannheim/korap/web/controller/vc/VirtualCorpusInfoTest.java
@@ -71,10 +71,26 @@
     @Test
     public void testRetrieveProjectVC ()
             throws ProcessingException, KustvaktException {
+        createDoryGroup();
+        inviteMember(doryGroupName, "dory", "nemo");
+        subscribe(doryGroupName, "nemo");
+        
+        createAccess("dory", "group-vc", doryGroupName, "dory");
+        
         JsonNode node = retrieveVCInfo("nemo", "dory", "group-vc");
         assertEquals(node.at("/name").asText(), "group-vc");
         assertEquals(ResourceType.PROJECT.displayName(),
                 node.at("/type").asText());
+        
+        inviteMember(doryGroupName, "dory", "pearl");
+        subscribe(doryGroupName, "pearl");
+        
+        node = retrieveVCInfo("pearl", "dory", "group-vc");
+        assertEquals(node.at("/name").asText(), "group-vc");
+        assertEquals(ResourceType.PROJECT.displayName(),
+                node.at("/type").asText());
+        
+        deleteGroupByName(doryGroupName, "dory");
     }
 
     @Test