PHP Error: Bind failed: Invalid credentials: LDAP_INVALID_CREDENTIALS

[simonleung]

I find the error message in the log file of Roundcube as follows. What is about? How do I solve it?


[18-Nov-2025 16:30:04 Asia/Hong_Kong] PHP Deprecated:  Return type of Net_LDAP2_Search::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/www/roundcube/vendor/pear/net_ldap2/Net/LDAP2/Search.php on line 565
[18-Nov-2025 16:30:04 Asia/Hong_Kong] PHP Deprecated:  Return type of Net_LDAP2_Search::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/www/roundcube/vendor/pear/net_ldap2/Net/LDAP2/Search.php on line 596
[18-Nov-2025 16:30:04 Asia/Hong_Kong] PHP Deprecated:  Return type of Net_LDAP2_Search::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/www/roundcube/vendor/pear/net_ldap2/Net/LDAP2/Search.php on line 581
[18-Nov-2025 16:30:04 Asia/Hong_Kong] PHP Deprecated:  Return type of Net_LDAP2_Search::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/www/roundcube/vendor/pear/net_ldap2/Net/LDAP2/Search.php on line 619
[18-Nov-2025 16:30:04 Asia/Hong_Kong] PHP Deprecated:  Return type of Net_LDAP2_Search::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/www/roundcube/vendor/pear/net_ldap2/Net/LDAP2/Search.php on line 632
[18-Nov-2025 16:30:04 +0800]: <ro5hei66> PHP Error: Bind failed: Invalid credentials: LDAP_INVALID_CREDENTIALS (POST /?_task=settings&_action=plugin.password-save)
[18-Nov-2025 16:30:04 Asia/Hong_Kong] PHP Fatal error:  Uncaught TypeError: ldap_close(): Argument #1 ($ldap) must be of type LDAP\Connection, false given in /var/www/roundcube/vendor/pear/net_ldap2/Net/LDAP2.php:701
Stack trace:
#0 /var/www/roundcube/vendor/pear/net_ldap2/Net/LDAP2.php(701): ldap_close()
#1 /var/www/roundcube/vendor/pear/pear-core-minimal/src/PEAR.php(814): Net_LDAP2->_Net_LDAP2()
#2 [internal function]: _PEAR_call_destructors()
#3 {main}
  thrown in /var/www/roundcube/vendor/pear/net_ldap2/Net/LDAP2.php on line 701