diff --git a/central_auth_key_handling.go b/central_auth_key_handling.go
index 867c98c..13e4338 100644
--- a/central_auth_key_handling.go
+++ b/central_auth_key_handling.go
@@ -5,7 +5,6 @@ import (
 	"crypto/sha256"
 	"fmt"
 	"log"
-	"os"
 	"path/filepath"
 	"sort"
 	"sync"
@@ -77,7 +76,7 @@ func newPKI(configuration *Configuration, errorKernel *errorKernel) *pki {
 	db, err := bolt.Open(databaseFilepath, 0600, nil)
 	if err != nil {
 		log.Printf("error: failed to open db: %v\n", err)
-		os.Exit(1)
+		return &p
 	}
 
 	p.db = db
diff --git a/requests_copy.go b/requests_copy.go
index be4ee57..3a53201 100644
--- a/requests_copy.go
+++ b/requests_copy.go
@@ -3,6 +3,7 @@ package steward
 import (
 	"context"
 	"fmt"
+	"log"
 
 	"github.com/google/uuid"
 )
@@ -113,6 +114,11 @@ func (m methodREQCopySrc) handler(proc process, message Message, node string) ([
 func copySrcProcFunc() func(context.Context, chan Message) error {
 	pf := func(ctx context.Context, procFuncCh chan Message) error {
 
+		select {
+		case <-ctx.Done():
+			log.Printf(" * copySrcProcFunc ended\n")
+		}
+
 		return nil
 	}
 
diff --git a/server.go b/server.go
index ccafab6..a1383a9 100644
--- a/server.go
+++ b/server.go
@@ -145,8 +145,16 @@ func NewServer(configuration *Configuration, version string) (*server, error) {
 
 	}
 
+	//var nodeAuth *nodeAuth
+	//if configuration.EnableSignatureCheck {
 	nodeAuth := newNodeAuth(configuration, errorKernel)
 	// fmt.Printf(" * DEBUG: newServer: signatures contains: %+v\n", signatures)
+	//}
+
+	//var centralAuth *centralAuth
+	//if configuration.IsCentralAuth {
+	centralAuth := newCentralAuth(configuration, errorKernel)
+	//}
 
 	s := server{
 		ctx:            ctx,
@@ -162,7 +170,7 @@ func NewServer(configuration *Configuration, version string) (*server, error) {
 		errorKernel:    errorKernel,
 		nodeAuth:       nodeAuth,
 		helloRegister:  newHelloRegister(),
-		centralAuth:    newCentralAuth(configuration, errorKernel),
+		centralAuth:    centralAuth,
 	}
 
 	s.processes = newProcesses(ctx, &s)