diff --git a/lib/Service/RegistrationService.php b/lib/Service/RegistrationService.php
index 51df26d..1520684 100644
--- a/lib/Service/RegistrationService.php
+++ b/lib/Service/RegistrationService.php
@@ -454,12 +454,12 @@ class RegistrationService {
 		/**
 		 * 		REGISTRIERUNG EINER NEUEN AGENTUR PASSIERT HIER
 		 */
-		$newgid = "agencymaingroupid_".generateRandomAgencyId();
+		$newgid = "agencymaingroupid_".$this->generateRandomAgencyId();
 		$groupidfree = false;
 		while($groupidfree == false){
 			// Find the next free Agency-ID
 			if($this->groupManager->groupExists($newgid) == true){
-				$newgid = "agencymaingroupid_".generateRandomAgencyId();
+				$newgid = "agencymaingroupid_".$this->generateRandomAgencyId();
 			}
 			else{
 				$groupidfree = true;
@@ -468,11 +468,11 @@ class RegistrationService {
 
 		//Creating default groups
 		$newgroup = $this->groupManager->createGroup($newgid);
-		$newgroup = $this->groupManager->setDisplayName("Mitarbeiter");
+		$newgroup->setDisplayName("Mitarbeiter");
 		$newgroup->addUser($user);
 
 		$newgroup_admins = $this->groupManager->createGroup($newgid."_defaultadmingroup");
-		$newgroup_admins = $this->groupManager->setDisplayName("Administratoren");
+		$newgroup_admins->setDisplayName("Administratoren");
 		$newgroup_admins->addUser($user);
 		
 		// Create default Dirs
@@ -488,7 +488,7 @@ class RegistrationService {
 		 *  Create a new Agency with data for fast loading other data
 		 * string $agencygid, string $agencydirid, string $standarddirid
 		 */
-		$this->agencyManager->createAgencyOnReg(strval($newgroup->getGId()), $newFolderIdAG, $newFolderIdSt);
+		$this->agencyManager->createAgencyOnReg(strval($newgroup->getGId()), $newFolderIdAG, 0);
 
 		// disable user if this is requested by config
 		$adminApprovalRequired = $this->config->getAppValue($this->appName, 'admin_approval_required', 'no');