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</o:shapelayout></xml><![endif]--></head><body lang=EN-AU link="#467886" vlink=purple style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>Thank you Kevin.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>I’ve tried using a recent build of JavaFX 25 ea, build 18 I believe and the symptom of “flaky” display of videos remains.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>Hopefully evaluation of <a href="https://bugs.openjdk.org/browse/JDK-8305842">https://bugs.openjdk.org/browse/JDK-8305842</a> will confirm the bug and a solution will eventuate. In the meantime, I’ll use a Win10 machine!<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>Thanks,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>Bryon<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri",sans-serif;mso-ligatures:none;mso-fareast-language:EN-AU'>From:</span></b><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri",sans-serif;mso-ligatures:none;mso-fareast-language:EN-AU'> openjfx-dev <openjfx-dev-retn@openjdk.org> <b>On Behalf Of </b>Kevin Rushforth<br><b>Sent:</b> Tuesday, 3 June 2025 10:25 PM<br><b>To:</b> openjfx-dev@openjdk.org<br><b>Subject:</b> Re: JavaFX MediaView Problem After Win10 to Win11 Update<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='margin-bottom:12.0pt'>Another possibly related bug is <a href="https://bugs.openjdk.org/browse/JDK-8329227">https://bugs.openjdk.org/browse/JDK-8329227</a> which is fixed in JavaFX 25 ea build 14. You might try running with the latest JavaFX 25 build and see if that helps.<br><br>If not, then it does seem likely that you are hitting <a href="https://bugs.openjdk.org/browse/JDK-8305842">https://bugs.openjdk.org/browse/JDK-8305842</a> which is being evaluated.<br><br>-- Kevin<span style='mso-ligatures:none;mso-fareast-language:EN-AU'><o:p></o:p></span></p><div><p class=MsoNormal>On 6/2/2025 5:33 PM, Bryon Dunkley-Smith wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal><span lang=EN-US>Hi All,</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>First time poster and so I trust this is an appropriate question to ask here.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>I have a legacy JavaFX based application which in part displays a sequence of short (.MP4) videos which has functioned flawlessly for several years as demonstrated here <a href="https://www.youtube.com/watch?v=CMv6z_SIUXU">https://www.youtube.com/watch?v=CMv6z_SIUXU</a>. But since upgrading the laptop on which it runs from Win10 to Win11 some months ago, there has been intermittent/random failures of videos playing with a ERROR_MEDIA_INVALID being thrown. I have tried many code changes to fix this unsuccessfully however a common “fix” across several machines is always just running it on a Win10 machine.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>I note there is an unresolved bug report Video sometimes does not start when reinitializing in Windows 11 <a href="https://bugs.openjdk.org/browse/JDK-8305842">https://bugs.openjdk.org/browse/JDK-8305842</a> which appears relevant.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>So I am wondering if others have encountered this problem and whether there is a plan to resolve this bug in an upcoming JavaFX release.</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>Thanks,</span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-US>Bryon</span><o:p></o:p></p></blockquote><p class=MsoNormal><span style='mso-ligatures:none;mso-fareast-language:EN-AU'><o:p> </o:p></span></p></div></body></html>