• MailServer Thing Templateを持つThingでSendMessageサービスを使用してメールを送信できない
• 最新の ThingWorx バージョンにアップグレードした後、電子メールを送信できません。
• メールサーバーが動作していません
• アラート経由でメッセージを送信できません
• Gmailサーバー経由で電子メールを送信するように ThingWorx を設定できない
• メールサーバーの設定に問題がある
• 安全性の低いアプリを接続するためのテストのために GMail アカウントが更新されましたが、接続が失敗します
• メールサーバーで 504 ゲートウェイ タイムアウト エラーが発生しました:  

• サービスをテストするときの Composer のエラー メッセージ:

Unable to Invoke Service Service_Name on Thing_Name : Could not connect to SMTP host: smtp.gmail.com, port: 465

Unable to Invoke Service SendMessage on TW.RSM.SFW.Thing.MailServer : <ip address> SMTP; Client was not authenticated to send anonymous mail during MAIL FROM 

Unable to send error email for logged incident

• \ThingworxStorage\logs\ApplicationLog.logに表示されるエラー:

[L: ERROR] [O: c.t.w.BaseService] [I: ] [U: <username>] [S: ] [T: http-nio-80-exec-8] [context: com.thingworx.webservices.context.HttpExecutionContext@4d87bcdb][message: Unable to Invoke Service SendMessage on <Thing> : null]

Wrapped com.sun.mail.smtp.SMTPSendFailedException: 550 5.7.60 SMTP; Client does not have permissions to send as this sender ###

Unable to Invoke Service SendMessage on <MailServerThing> : Unable to send error email for logged incident
 Transaction has been marked as a failure for request /Thingworx/Things/<MailServerThing>/Services/SendMessage

[L: ERROR] [O: E.c.q.l.c.Logger] [I: ] [U: Administrator] [S: ] [P: ] [T: https-openssl-nio-8443-exec-10] Error sending email due to  [535 5.7.3 Authentication unsuccessful_].The last server response was [535 5.7.3 Authentication unsuccessful_] with return code [535].The error originated on host [<hostname>]. 
[L: ERROR] [O: E.c.q.l.c.Logger] [I: ] [U: Administrator] [S: ] [P: ] [T: https-openssl-nio-8443-exec-10] Unable to send error email for logged incident: failed to connect, no password specified? 
[L: ERROR] [O: E.c.q.l.c.Logger] [I: ] [U: Administrator] [S: ] [P: ] [T: https-openssl-nio-8443-exec-10] Unable to Invoke Service SendMessage on MailTest : Unable to send error email for logged incident java.lang.Exception: Unable to send error email for logged incident

[L: ERROR] [O: E.c.q.l.c.Logger] [I: ] [U: Administrator] [S: ] [P: ] [T: https-jsse-nio-8443-exec-1] Error sending email due to [Couldn't connect to host, port: smtp, 25; timeout 30000].The last server response was [null] with return code [0].The error originated on host [HostName].

[L: ERROR] [O: E.c.q.l.c.Logger] [I: ] [U: Administrator] [S: ] [P: ] [T: https-jsse-nio-8443-exec-1] Unable to send error email for logged incident: Couldn't connect to host, port: smtp, 25; timeout 30000

[L: ERROR] [O: E.c.q.l.c.Logger] [I: ] [U: Administrator] [S: ] [P: ] [T: https-jsse-nio-8443-exec-1] Unable to Invoke Service SendMessage on MailServerThing : Unable to send error email for logged incident

[L: ERROR] [O: S.c.t.t.m.MailThing] [I: ] [U:] [S: ] [P: ] [T:http-nio-8080-exec-10] Authentication failed: Please make sure the credentials are correct.