KON-706
diff --git a/src/main/java/org/eclipse/openk/contactbasedata/controller/ContactController.java b/src/main/java/org/eclipse/openk/contactbasedata/controller/ContactController.java
index 06528cb..9715f37 100644
--- a/src/main/java/org/eclipse/openk/contactbasedata/controller/ContactController.java
+++ b/src/main/java/org/eclipse/openk/contactbasedata/controller/ContactController.java
@@ -29,7 +29,13 @@
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.access.annotation.Secured;
-import org.springframework.web.bind.annotation.*;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PutMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.ResponseStatus;
+import org.springframework.web.bind.annotation.RestController;
 
 import java.util.Optional;
 import java.util.UUID;
@@ -60,6 +66,7 @@
             @RequestParam( "expiringDataInPast" ) Optional<Boolean> expiringDataInPast,
             @RequestParam( "deletionLockExceeded") Optional<Boolean> delLockExceeded,
             @RequestParam( "alsoShowAnonymized" ) Optional<Boolean> showAnonymized,
+            @RequestParam( "withSyncError") Optional<Boolean> showWithSyncError,
             @PageableDefault( sort = {"name"}, size = 20, direction = ASC) Pageable pageable ) {
 
         SearchContactsFilterParams filter = new SearchContactsFilterParams();
@@ -71,6 +78,7 @@
         filter.setExpiringDataInPast(expiringDataInPast.orElse(Boolean.FALSE));
         filter.setDelLockExceeded(delLockExceeded.orElse(Boolean.FALSE));
         filter.setShowAnonymized(showAnonymized.orElse(Boolean.FALSE));
+        filter.setWithSyncError(showWithSyncError.orElse(Boolean.FALSE));
 
         return contactService.findDetailedContacts(
                 filter, pageable);
diff --git a/src/main/java/org/eclipse/openk/contactbasedata/repository/DetailedContactRepository.java b/src/main/java/org/eclipse/openk/contactbasedata/repository/DetailedContactRepository.java
index 5978f7f..06d73fa 100644
--- a/src/main/java/org/eclipse/openk/contactbasedata/repository/DetailedContactRepository.java
+++ b/src/main/java/org/eclipse/openk/contactbasedata/repository/DetailedContactRepository.java
@@ -42,6 +42,9 @@
             + " and (COALESCE(:filterDelLockExceeded) = false or COALESCE(:filterDelLockExceeded) = true and dc.fkContactId in "
             + "        (select distinct amc.tblContact.id from TblAssignmentModulContact amc where "
             + "         amc.deletionLockUntil is not null and amc.deletionLockUntil < :dateTimeNow ))"
+            + " and (COALESCE(:withSyncError) = false or COALESCE(:withSyncError) = true and dc.fkContactId in "
+            + "        (select distinct intpers.contact.id from TblInternalPerson intpers where "
+            + "         COALESCE(intpers.isSyncError, false) = true ))"
             + " and (COALESCE(:showAnonymized) = true or COALESCE(:showAnonymized) = false and COALESCE(dc.anonymized, false) = false)"
     )
     Page<VwDetailedContact> findByFilter(@Param("contactType")String contactType, // NOSONAR _fd 07.02.2020 moving to a param object will not increase the readability here!
@@ -53,6 +56,7 @@
                                          @Param("filterExpiringDate") boolean filterExpiringDate,
                                          @Param("filterDelLockExceeded") boolean filterDelLockExceeded,
                                          @Param("showAnonymized") boolean showAnonymized,
+                                         @Param("withSyncError" ) boolean withSyncError,
                                          Pageable pageable);
 
     Optional<VwDetailedContact> findByUuid(UUID contactUuid);
diff --git a/src/main/java/org/eclipse/openk/contactbasedata/service/ContactService.java b/src/main/java/org/eclipse/openk/contactbasedata/service/ContactService.java
index fc24db2..c22aa9f 100644
--- a/src/main/java/org/eclipse/openk/contactbasedata/service/ContactService.java
+++ b/src/main/java/org/eclipse/openk/contactbasedata/service/ContactService.java
@@ -59,15 +59,14 @@
                     searchContactsFilterParams.isExpiringDataInPast(),
                     searchContactsFilterParams.isDelLockExceeded(),
                     searchContactsFilterParams.isShowAnonymized(),
+                    searchContactsFilterParams.isWithSyncError(),
                     pageable);
     }
 
     public VwDetailedContact findDetailedContactByUuid(UUID contactUuid){
-        VwDetailedContact vwDetailedContact = detailedContactRepository
+        return detailedContactRepository
                 .findByUuid(contactUuid)
                 .orElseThrow(() -> new NotFoundException("contact.uuid.not.existing"));
-
-        return vwDetailedContact;
     }
 
 }
diff --git a/src/main/java/org/eclipse/openk/contactbasedata/service/util/SearchContactsFilterParams.java b/src/main/java/org/eclipse/openk/contactbasedata/service/util/SearchContactsFilterParams.java
index a62ffe3..66a1e6b 100644
--- a/src/main/java/org/eclipse/openk/contactbasedata/service/util/SearchContactsFilterParams.java
+++ b/src/main/java/org/eclipse/openk/contactbasedata/service/util/SearchContactsFilterParams.java
@@ -30,4 +30,5 @@
     private boolean expiringDataInPast; // NOSONAR _fd: 10.02.2020 definitly used via Lombok-Accessors
     private boolean delLockExceeded; // NOSONAR _fd: 10.02.2020 definitly used via Lombok-Accessors
     private boolean showAnonymized; // NOSONAR _fd: 10.02.2020 definitly used via Lombok-Accessors
+    private boolean withSyncError; // NOSONAR
 }
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
index abf177a..e3bf971 100644
--- a/src/main/resources/application.yml
+++ b/src/main/resources/application.yml
@@ -130,7 +130,7 @@
 
 jwt:
   tokenHeader: Authorization
-  useStaticJwt: false
+  useStaticJwt: true
   staticJwt: eyJhbGciOiJSUzI1NiIsInR5cCIgOiAiSldUIiwia2lkIiA6ICJIYlI3Z2pobmE2eXJRZnZJTWhUSV9tY2g3ZmtTQWVFX3hLTjBhZVl0bjdjIn0.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.DAYXuv4tKn8RXqO1jyttnD-tF4nShUBQyfe4bKbAiPAyY2x5YbAf3M4eXnLrGqo8-loGKldICC28bL0LaMA3KKkQEOfW5sfpGqoN6212vs89mOklt0TJYc5PMXwFgJ5WC_TKjdwq7-aaDafOEWehV0U1ut3s-94ovNYIEn29nzXm2W1ldoXJEq03F880jlysQ5zlRvGF7eXEEpFfI2URyyNQ2UWh0Ssfq-gOAt2pbF1u6prA5RfvUmZ3v1eu21YLGZtgqPqxb1l6odyH3ip15j_HdgnTeo52ymxuRUj65Mskme3V5ev2DitHI9vZgnpV8Idhb4TTWliBeGCOMfDFCg
 
 
diff --git a/src/test/java/org/eclipse/openk/contactbasedata/service/ContactServiceTest.java b/src/test/java/org/eclipse/openk/contactbasedata/service/ContactServiceTest.java
index 65623b4..8570449 100644
--- a/src/test/java/org/eclipse/openk/contactbasedata/service/ContactServiceTest.java
+++ b/src/test/java/org/eclipse/openk/contactbasedata/service/ContactServiceTest.java
@@ -56,7 +56,7 @@
     void shouldFindDetailedContactsProperly() {
         Page<VwDetailedContact> mockPaged = MockDataHelper.mockVDetailedContactPage();
         when(detailedContactRepository.findByFilter(isNull(), isNull(), isNull(), isNull(),
-                anyBoolean(), any( Date.class), anyBoolean(), anyBoolean(), anyBoolean(), any(Pageable.class))).thenReturn(mockPaged);
+                anyBoolean(), any( Date.class), anyBoolean(), anyBoolean(), anyBoolean(), anyBoolean(), any(Pageable.class))).thenReturn(mockPaged);
         SearchContactsFilterParams filter = new SearchContactsFilterParams();
         Page<VwDetailedContact> retPage = contactService.findDetailedContacts(
                 filter, PageRequest.of(0, 20));