An error occurred during the synchronization of user accounts from LDAP on three different sites. The error was an IndexError that occurred when trying to access an empty list during the retrieval of users from LDAP. This resulted in a failure to sync LDAP users on sites e2eslave2, slave1, and slave2.

1. Error:
Error during syncTraceback (most recent call last):
File "/omd/sites/e2eslave2/share/check_mk/web/htdocs/userdb.py", line 690, in
hook_sync
handler(add_to_changelog, only_username)
File "/omd/sites/e2eslave2/share/check_mk/web/plugins/userdb/ldap.py", line
1043, in ldap_sync
ldap_users = ldap_get_users()
File "/omd/sites/e2eslave2/share/check_mk/web/plugins/userdb/ldap.py", line
544, in ldap_get_users
new_ldap_user = tmp_user[0][1]
IndexError: list index out of range
Error:
Error during syncTraceback (most recent call last):
File "/omd/sites/slave1/share/check_mk/web/htdocs/userdb.py", line 690, in
hook_sync
handler(add_to_changelog, only_username)
File "/omd/sites/slave1/share/check_mk/web/plugins/userdb/ldap.py", line 1043,
in ldap_sync
ldap_users = ldap_get_users()
File "/omd/sites/slave1/share/check_mk/web/plugins/userdb/ldap.py", line 544,
in ldap_get_users
new_ldap_user = tmp_user[0][1]
IndexError: list index out of range
None
Error:
Error during syncTraceback (most recent call last):
File "/omd/sites/slave2/share/check_mk/web/htdocs/userdb.py", line 690, in
hook_sync
handler(add_to_changelog, only_username)
File "/omd/sites/slave2/share/check_mk/web/plugins/userdb/ldap.py", line 1043,
in ldap_sync
ldap_users = ldap_get_users()
File "/omd/sites/slave2/share/check_mk/web/plugins/userdb/ldap.py", line 544,
in ldap_get_users
new_ldap_user = tmp_user[0][1]
IndexError: list index out of range
None