question Nifi LDAP user login issue. in Support Questions

question Nifi LDAP user login issue. in Support Questions https://community.cloudera.com/t5/Support-Questions/Nifi-LDAP-user-login-issue/m-p/371254#M240936 Hello Team, I have configured apache Nifi and integrated with LDAP, now when i try to login it gives below error. <DIV class="message-pane-title">Insufficient Permissions</DIV><DIV><UL class="links"><LI>log out</LI><LI>home</LI></UL></DIV><DIV class="message-pane-content">Unknown user with identity 'cn=Mohit Kumar,ou=FM-Users,ou=Managed services,dc=CORP,dc=SA,dc=ZAIN,dc=COM'. Contact the system administrator.</DIV><DIV class="message-pane-content"> </DIV><DIV class="message-pane-content">==</DIV><DIV class="message-pane-content">my login-identity-providers.xml</DIV><DIV class="message-pane-content"> </DIV><DIV class="message-pane-content">--> <provider> <identifier>ldap-provider</identifier> <class>org.apache.nifi.ldap.LdapProvider</class> <property name="Authentication Strategy">SIMPLE</property><property name="Manager DN">CN=***********,OU=Groups,OU=*********,OU=********,DC=CORP,DC=SA,DC=ZAIN,DC=COM</property> <property name="Manager Password">**********</property><property name="TLS - Keystore"></property> <property name="TLS - Keystore Password"></property> <property name="TLS - Keystore Type"></property> <property name="TLS - Truststore"></property> <property name="TLS - Truststore Password"></property> <property name="TLS - Truststore Type"></property> <property name="TLS - Client Auth"></property> <property name="TLS - Protocol"></property> <property name="TLS - Shutdown Gracefully"></property> <property name="Referral Strategy">FOLLOW</property> <property name="Connect Timeout">10 secs</property> <property name="Read Timeout">10 secs</property><property name="Url">ldap://****************:389</property> <property name="User Search Base">OU=Managed services,DC=CORP,DC=SA,DC=ZAIN,DC=COM</property> <property name="User Search Filter">sAMAccountName={0}</property><property name="Identity Strategy">USE_DN</property> <property name="Authentication Expiration">12 hours</property> </provider>======= my conf/authorizers.xml =====<authorizers> <userGroupProvider> <identifier>file-user-group-provider</identifier> <class>org.apache.nifi.authorization.FileUserGroupProvider</class> <property name="Users File">./conf/users.xml</property> <property name="Legacy Authorized Users File"></property><property name="Initial User Identity 1">CN=Mohit Kumar,OU=FM-Users,OU=Managed services,DC=CORP,DC=SA,DC=ZAIN,DC=COM</property> </userGroupProvider> <accessPolicyProvider> <identifier>file-access-policy-provider</identifier> <class>org.apache.nifi.authorization.FileAccessPolicyProvider</class> <property name="User Group Provider">file-user-group-provider</property> <property name="Authorizations File">./conf/authorizations.xml</property> <property name="Initial Admin Identity">CN=Mohit Kumar,OU=FM-Users,OU=Managed services,DC=CORP,DC=SA,DC=ZAIN,DC=COM</property> <property name="Legacy Authorized Users File"></property><property name="Node Identity 1"></property> </accessPolicyProvider> <authorizer> <identifier>managed-authorizer</identifier> <class>org.apache.nifi.authorization.StandardManagedAuthorizer</class> <property name="Access Policy Provider">file-access-policy-provider</property> </authorizer> </authorizers> ======= ldapsearch shows this user # filter: sAMAccountName=mohit.kumar # requesting: ALL ## Mohit Kumar, FM-Users, Managed services, CORP.SA.ZAIN.COM dn: CN=Mohit Kumar,OU=FM-Users,OU=Managed services,DC=CORP,DC=SA,DC=ZAIN,DC=COM Please help me to fix this issue.</DIV> Mon, 22 May 2023 10:35:22 GMT mks27 2023-05-22T10:35:22Z