diff --git a/internal/auth/auth.go b/internal/auth/auth.go
index 8149bc1..500ef1a 100644
--- a/internal/auth/auth.go
+++ b/internal/auth/auth.go
@@ -158,12 +158,13 @@ func Init(db *sqlx.DB,
 	}
 
 	if config, ok := configs["ldap"]; ok {
-		auth.LdapAuth = &LdapAuthenticator{}
-		if err := auth.LdapAuth.Init(auth, config); err != nil {
-			log.Error("Error while initializing authentication -> ldapAuth init failed")
-			return nil, err
+		ldapAuth := &LdapAuthenticator{}
+		if err := ldapAuth.Init(auth, config); err != nil {
+			log.Warn("Error while initializing authentication -> ldapAuth init failed")
+		} else {
+			auth.LdapAuth = ldapAuth
+			auth.authenticators = append(auth.authenticators, auth.LdapAuth)
 		}
-		auth.authenticators = append(auth.authenticators, auth.LdapAuth)
 	}
 
 	jwtSessionAuth := &JWTSessionAuthenticator{}
@@ -174,7 +175,7 @@ func Init(db *sqlx.DB,
 	}
 
 	jwtCookieSessionAuth := &JWTCookieSessionAuthenticator{}
-	if err := jwtSessionAuth.Init(auth, configs["jwt"]); err != nil {
+	if err := jwtCookieSessionAuth.Init(auth, configs["jwt"]); err != nil {
 		log.Warn("Error while initializing authentication -> jwtCookieSessionAuth init failed")
 	} else {
 		auth.authenticators = append(auth.authenticators, jwtCookieSessionAuth)
diff --git a/internal/auth/ldap.go b/internal/auth/ldap.go
index 17b5c0c..9feebc1 100644
--- a/internal/auth/ldap.go
+++ b/internal/auth/ldap.go
@@ -59,6 +59,8 @@ func (la *LdapAuthenticator) Init(
 				log.Print("sync done")
 			}
 		}()
+	} else {
+		return fmt.Errorf("missing LDAP configuration")
 	}
 
 	return nil
@@ -73,7 +75,7 @@ func (la *LdapAuthenticator) CanLogin(
 	if user != nil && user.AuthSource == AuthViaLDAP {
 		return true
 	} else {
-		if la.config.SyncUserOnLogin {
+		if la.config != nil && la.config.SyncUserOnLogin {
 			l, err := la.getLdapConnection(true)
 			if err != nil {
 				log.Error("LDAP connection error")