diff --git a/fe/fe-core/src/main/java/org/apache/doris/ldap/LdapClient.java b/fe/fe-core/src/main/java/org/apache/doris/ldap/LdapClient.java
index 053c10e348..b5e56bff40 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/ldap/LdapClient.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/ldap/LdapClient.java
@@ -100,13 +100,13 @@ public class LdapClient {
         }
 
         public boolean checkUpdate(String ldapPassword) {
-            return !this.ldapPassword.equals(ldapPassword);
+            return this.ldapPassword == null || !this.ldapPassword.equals(ldapPassword);
         }
     }
 
     private static void init() {
         LdapInfo ldapInfo = Catalog.getCurrentCatalog().getAuth().getLdapInfo();
-        if (ldapInfo == null) {
+        if (ldapInfo == null || !ldapInfo.isValid()) {
             LOG.error("info is null, maybe no ldap admin password is set.");
             ErrorReport.report(ErrorCode.ERROR_LDAP_CONFIGURATION_ERR);
             throw new RuntimeException("ldapTemplate is not initialized");
diff --git a/fe/fe-core/src/main/java/org/apache/doris/persist/LdapInfo.java b/fe/fe-core/src/main/java/org/apache/doris/persist/LdapInfo.java
index f985ef91c4..7b447ad962 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/persist/LdapInfo.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/persist/LdapInfo.java
@@ -46,6 +46,10 @@ public class LdapInfo implements Writable {
         ldapPasswdEncrypted = SymmetricEncryption.encrypt(ldapPasswd, secretKey, iv);
     }
 
+    public boolean isValid() {
+        return ldapPasswdEncrypted != null && secretKey != null && iv != null;
+    }
+
     public String getLdapPasswdEncrypted() {
         return ldapPasswdEncrypted;
     }