https://community.qlik.com/t5/Reporting-Service-Alerting/Issue-with-SMTP-mail-transmission-failure-in-Qlik-SMTP/m-p/2091863#M1740 <P>When using Qlik SMTP Connectors and attempting to save inputs and run a table, the following error occurs:<BR />"Error connecting to SMTP server (Authentication failed (535))."</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="qwebnm_0-1688954681622.png" style="width: 400px;"><img src="https://community.qlik.com/t5/image/serverpage/image-id/111852i309C9EACE02FBD81/image-size/medium?v=v2&amp;px=400" role="button" title="qwebnm_0-1688954681622.png" alt="qwebnm_0-1688954681622.png" /></span></P> <P>&nbsp;</P> <P>What could be the reason for this error?</P> <P>The port 10025, which is used for SMTP on the SMTP server, is open.</P> <P>Why is this happening?</P> <P>I would appreciate insights from experienced Qlik professionals.</P> <P>If there are any suspected issues, please let me know.</P> <P>Thank you.</P> Wed, 29 Jan 2025 15:57:23 GMT qwebnm 2025-01-29T15:57:23Z https://community.qlik.com/t5/Reporting-Service-Alerting/Issue-with-SMTP-mail-transmission-failure-in-Qlik-SMTP/m-p/2091863#M1740 <P>When using Qlik SMTP Connectors and attempting to save inputs and run a table, the following error occurs:<BR />"Error connecting to SMTP server (Authentication failed (535))."</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="qwebnm_0-1688954681622.png" style="width: 400px;"><img src="https://community.qlik.com/t5/image/serverpage/image-id/111852i309C9EACE02FBD81/image-size/medium?v=v2&amp;px=400" role="button" title="qwebnm_0-1688954681622.png" alt="qwebnm_0-1688954681622.png" /></span></P> <P>&nbsp;</P> <P>What could be the reason for this error?</P> <P>The port 10025, which is used for SMTP on the SMTP server, is open.</P> <P>Why is this happening?</P> <P>I would appreciate insights from experienced Qlik professionals.</P> <P>If there are any suspected issues, please let me know.</P> <P>Thank you.</P> Wed, 29 Jan 2025 15:57:23 GMT https://community.qlik.com/t5/Reporting-Service-Alerting/Issue-with-SMTP-mail-transmission-failure-in-Qlik-SMTP/m-p/2091863#M1740 qwebnm 2025-01-29T15:57:23Z