Since updating to version 2.25.1 of the active-directory plugin, we can no longer establish a connection to our LDAPS server. This is probably related to the removal of the forceLdaps argument.

Attempting to connect to and LDAPS server produces the following error:

LDAP connection has been closed javax.naming.NamingException: LDAP connection has been closed at java.naming/com.sun.jndi.ldap.LdapRequest.getReplyBer(LdapRequest.java:133) at java.naming/com.sun.jndi.ldap.Connection.readReply(Connection.java:443) at java.naming/com.sun.jndi.ldap.LdapClient.ldapBind(LdapClient.java:365) at java.naming/com.sun.jndi.ldap.LdapClient.authenticate(LdapClient.java:214) at java.naming/com.sun.jndi.ldap.LdapCtx.connect(LdapCtx.java:2895) at java.naming/com.sun.jndi.ldap.LdapCtx.ensureOpen(LdapCtx.java:2797) at java.naming/com.sun.jndi.ldap.LdapCtx.ensureOpen(LdapCtx.java:2770) at java.naming/com.sun.jndi.ldap.LdapCtx.reconnect(LdapCtx.java:2699) at hudson.plugins.active_directory.ActiveDirectorySecurityRealm$DescriptorImpl.bind(ActiveDirectorySecurityRealm.java:723) at hudson.plugins.active_directory.ActiveDirectorySecurityRealm$DescriptorImpl.bind(ActiveDirectorySecurityRealm.java:601) at hudson.plugins.active_directory.ActiveDirectorySecurityRealm$DescriptorImpl.bind(ActiveDirectorySecurityRealm.java:566) at hudson.plugins.active_directory.ActiveDirectoryDomain$DescriptorImpl.doValidateTest(ActiveDirectoryDomain.java:337) at ...