Fix the error for invalid ServiceGroup owner

smp-angular/src/app/common/dialogs/expired-password-dialog/expired-password-dialog.component.html

 <smp-dialog style="width: 400px"
-            [title]="'Password about to expire!'"
+            [title]="'Password about to expire'"
             [text]="'Your password is more than three months old. Please change it as soon as possible!'"
             [type]="'information'"
             [dialogRef]="dialogRef">

smp-angular/src/app/common/search-table/search-table.component.ts

@@ -170,7 +170,7 @@ export class SearchTableComponent implements OnInit {
 
       this.dialog.open(ConfirmationDialogComponent, {
         data: {
-          title: "Not persisted data!",
+          title: "Not persisted data",
           description: "Action will refresh all data and not saved data will be lost. Do you wish to continue?"
         }
       }).afterClosed().subscribe(result => {

smp-server-library/src/main/java/eu/europa/ec/edelivery/smp/exceptions/ErrorCode.java

@@ -28,7 +28,7 @@ public enum ErrorCode {
     USER_IS_NOT_OWNER(400,"SMP:124",ErrorBusinessCode.UNAUTHORIZED,"User %s is not owner of service group (part. id: %s, part. sch.: '%s')!"), // OWASP recommendation
     INVALID_CERTIFICATE_MESSAGE_DIGEST(500, "SMP:125", ErrorBusinessCode.TECHNICAL, "Could not initialize MessageDigest"),
     INVALID_CERTIFICATE_ENCODING(500, "SMP:126", ErrorBusinessCode.TECHNICAL, "Could not encode certificate"),
-    INVALID_OWNER(500, "SMP:127", ErrorBusinessCode.TECHNICAL, "Invalid owner id: %s"),
+    INVALID_OWNER(400, "SMP:127", ErrorBusinessCode.NOT_FOUND, "Invalid owner id: %s"),
 
     // service group error
     ILLEGAL_STATE_SG_MULTIPLE_ENTRY (500,"SMP:130",ErrorBusinessCode.TECHNICAL,"More than one service group ( part. id: %s, part. sch.: '%s') is defined in database!"),
@@ -52,11 +52,8 @@ public enum ErrorCode {
 
     // SML integration
     SML_INTEGRATION_EXCEPTION (500,"SMP:150",ErrorBusinessCode.TECHNICAL,"Could not create new DNS entry through SML! Error: %s "),
-
-
     //
     XML_SIGNING_EXCEPTION (500,"SMP:500",ErrorBusinessCode.TECHNICAL,"Error occurred while signing response!"),
-
     JAXB_INITIALIZATION (500,"SMP:511",ErrorBusinessCode.TECHNICAL, "Could not create Unmarshaller for class [%s]!"),
     XML_PARSE_EXCEPTION (500,"SMP:512",ErrorBusinessCode.TECHNICAL, "Error occurred while parsing input stream for [%s].  Error: %s!"),
     INVALID_REQUEST(400,"SMP:513",ErrorBusinessCode.TECHNICAL, "Invalid request [%s]. Error: %s!"),

smp-server-library/src/main/java/eu/europa/ec/edelivery/smp/services/ServiceGroupService.java

@@ -123,7 +123,7 @@ public class ServiceGroupService {
 
         if (!newOwner.isPresent()) {
             LOG.error("The owner [{}] does not exist! Save service group is rejected!", ownerName);
-            SMPRuntimeException ex = new SMPRuntimeException(USER_NOT_EXISTS);
+            SMPRuntimeException ex = new SMPRuntimeException(INVALID_OWNER);
             LOG.businessError(SMPMessageCode.BUS_SAVE_SERVICE_GROUP_FAILED, domain, normalizedParticipantId.getValue(), normalizedParticipantId.getScheme(), ex.getMessage());
             throw ex;
         }