https://community.sony.com.mk/t5/z-series/unfortunately-system-ui-has-stopped-xperia-z3/m-p/3525980#M100534 <BLOCKQUOTE><HR /><A href="https://community.sony.co.uk/t5/user/viewprofilepage/user-id/960946">@specular</A> wrote:<BR /><P>I just upgraded my Xperia Z3+ phone to the latest upgrade available from Sony. The result was that I receive the following message immediately after phone restart:</P><P><STRONG>Unfortunately system UI has stopped</STRONG></P><P>I am unable to take a back up of the phone or even factory reset it since the&nbsp;screen turns black after the above message appears.&nbsp;</P><P>Is there a way to handle this issue?</P><HR /></BLOCKQUOTE> Sun, 26 Feb 2017 09:29:18 GMT NEN 2017-02-26T09:29:18Z https://community.sony.com.mk/t5/z-series/unfortunately-system-ui-has-stopped-xperia-z3/m-p/3525978#M100532 <P>I just upgraded my Xperia Z3+ phone to the latest upgrade available from Sony. The result was that I receive the following message immediately after phone restart:</P><P><STRONG>Unfortunately system UI has stopped</STRONG></P><P>I am unable to take a back up of the phone or even factory reset it since the&nbsp;screen turns black after the above message appears.&nbsp;</P><P>Is there a way to handle this issue?</P> Sat, 25 Feb 2017 06:28:26 GMT https://community.sony.com.mk/t5/z-series/unfortunately-system-ui-has-stopped-xperia-z3/m-p/3525978#M100532 specular 2017-02-25T06:28:26Z https://community.sony.com.mk/t5/z-series/unfortunately-system-ui-has-stopped-xperia-z3/m-p/3525979#M100533 <P>try to perform a software repair using Xperia COmpanion</P> Sat, 25 Feb 2017 09:37:43 GMT https://community.sony.com.mk/t5/z-series/unfortunately-system-ui-has-stopped-xperia-z3/m-p/3525979#M100533 MarlonUk1 2017-02-25T09:37:43Z https://community.sony.com.mk/t5/z-series/unfortunately-system-ui-has-stopped-xperia-z3/m-p/3525980#M100534 <BLOCKQUOTE><HR /><A href="https://community.sony.co.uk/t5/user/viewprofilepage/user-id/960946">@specular</A> wrote:<BR /><P>I just upgraded my Xperia Z3+ phone to the latest upgrade available from Sony. The result was that I receive the following message immediately after phone restart:</P><P><STRONG>Unfortunately system UI has stopped</STRONG></P><P>I am unable to take a back up of the phone or even factory reset it since the&nbsp;screen turns black after the above message appears.&nbsp;</P><P>Is there a way to handle this issue?</P><HR /></BLOCKQUOTE> Sun, 26 Feb 2017 09:29:18 GMT https://community.sony.com.mk/t5/z-series/unfortunately-system-ui-has-stopped-xperia-z3/m-p/3525980#M100534 NEN 2017-02-26T09:29:18Z https://community.sony.com.mk/t5/z-series/unfortunately-system-ui-has-stopped-xperia-z3/m-p/3525981#M100535 <P>I have the exact same experience too! Did you find the solution?</P> Mon, 19 Feb 2018 03:49:14 GMT https://community.sony.com.mk/t5/z-series/unfortunately-system-ui-has-stopped-xperia-z3/m-p/3525981#M100535 CrystalPendant 2018-02-19T03:49:14Z