https://community.qlik.com/t5/Management-Governance/Connection-to-Qlik-Sense-Engine-Failed/m-p/1730537#M16420 <P>This could be thousands of things.</P><P>We don't have enough details here to guide you.</P><P>Checks :</P><P>* use another browser</P><P>* F12 to see the errors</P><P>* could be the websockets that are blocked</P><P>* could be the firewall or GPOs</P> Fri, 24 Jul 2020 07:36:58 GMT ChotanaBI 2020-07-24T07:36:58Z https://community.qlik.com/t5/Management-Governance/Connection-to-Qlik-Sense-Engine-Failed/m-p/1729472#M16392 <P>I have an external client who is trying to access a Sense App however when they log on using their work laptop they received the error -</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="kev6brown_0-1595332289181.png" style="width: 400px;"><img src="https://community.qlik.com/t5/image/serverpage/image-id/37761i94773587403FE001/image-size/medium?v=v2&amp;px=400" role="button" title="kev6brown_0-1595332289181.png" alt="kev6brown_0-1595332289181.png" /></span></P><P>&nbsp;</P><P>However, if they use a personal laptop or phone access is granted. Would that be because of a firewall issue on the client side?</P><P>&nbsp;</P><P>Kev</P><P>&nbsp;</P> Tue, 21 Jul 2020 11:52:09 GMT https://community.qlik.com/t5/Management-Governance/Connection-to-Qlik-Sense-Engine-Failed/m-p/1729472#M16392 kev6brown 2020-07-21T11:52:09Z https://community.qlik.com/t5/Management-Governance/Connection-to-Qlik-Sense-Engine-Failed/m-p/1730537#M16420 <P>This could be thousands of things.</P><P>We don't have enough details here to guide you.</P><P>Checks :</P><P>* use another browser</P><P>* F12 to see the errors</P><P>* could be the websockets that are blocked</P><P>* could be the firewall or GPOs</P> Fri, 24 Jul 2020 07:36:58 GMT https://community.qlik.com/t5/Management-Governance/Connection-to-Qlik-Sense-Engine-Failed/m-p/1730537#M16420 ChotanaBI 2020-07-24T07:36:58Z