Re: Help please!
fnl <[email protected]> Wed, 7 Aug 2024 13:37:53 -0700 (PDT)
| Newsgroups | gmane.comp.java.robocode |
|---|---|
| Message-ID | <[email protected]> |
------=_Part_3420_420853120.1723063073763 Content-Type: multipart/alternative; boundary="----=_Part_3421_2039284898.1723063073763" ------=_Part_3421_2039284898.1723063073763 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable You are welcome. I am happy to hear that the issue was fixed. What caused the issue? Best regards, - Flemming onsdag den 7. august 2024 kl. 22.36.45 UTC+2 skrev [email protected]: > My issue is fixed now.Thank you very much! > > On Wednesday, August 7, 2024 at 9:09:32=E2=80=AFPM UTC+6 fnl wrote: > >> Please make sure you use the newest version of Robocode 1.9.5.2=20 >> <https://sourceforge.net/projects/robocode/files/robocode/1.9.5.2/>, as= =20 >> it contains a fix in set_java_options.sh/bat file run from=20 >> robocode.sh/bat file that fixes this error, when you use Java 11 or=20 >> newer: >> >> @rem Only set 'java.security.manager=3Dallow' for Java version > 11 >> if %JAVA_MAJOR_VERSION% GTR 11 set _JAVA_OPTIONS=3D >> "-Djava.security.manager=3Dallow" >> >> Also make sure that you run Robocode by running the robocode.bat/sh file= =20 >> to ensure all Java options are setup correctly for both your system, and= =20 >> the specific Java version being used for running Robocode. >> If you set the Java options yourself in IntelliJ, then add the =20 >> -Djava.security.manager=3Dallow in the the Java options of the launcher= =20 >> settings. >> >> Make sure Robocode itself is running on at least Java 11. You can check= =20 >> this from the About box, which writes which Java version it run on. >> >> If a robot will not run, then check the bot console by clicking its=20 >> button on the right side of the battle view to see if error messages are= =20 >> printed out. If Robocode is running on an older Java version than the Ja= va=20 >> version used for compiling the bot, you will probably see an error in th= e=20 >> console for the bot. >> >> Write again, if you still got issues. >> >> onsdag den 7. august 2024 kl. 16.55.24 UTC+2 skrev [email protected]: >> >>> I've recompiled using Java 11 as you mentioned.Now the robot is shown= =20 >>> with the package name in the robot list.But after selecting it,when I s= tart=20 >>> the battle,my robot is not shown in game. >>> >>> On Wednesday, August 7, 2024 at 12:54:58=E2=80=AFAM UTC+6 fnl wrote: >>> >>>> It is a very cryptic message at first. It seems that the robot your ar= e=20 >>>> trying to run has been compiled with Java class file version 65=20 >>>> <https://stackoverflow.com/questions/9170832/list-of-java-class-file-f= ormat-major-version-numbers> which=20 >>>> means *Java 21*. >>>> But you are running the Robot on a Java version, the supports up to Ja= va=20 >>>> class file version 52=20 >>>> <https://stackoverflow.com/questions/9170832/list-of-java-class-file-f= ormat-major-version-numbers>=20 >>>> which means up to *Java 8* (aka Java 1.8) >>>> >>>> In short this means that you are probably running Robocode with Java 8= =20 >>>> from inside IntelliJ, which does not support Java 21, which is many=20 >>>> versions newer. >>>> I recommend that you switch to a newer JDK (Java Developer Kit), which= =20 >>>> should be *version 21* as minimum for running your robot. >>>> You do this in IntelliJ from the menu: File -> Project Structure... ->= =20 >>>> Platform Settings / SDKs. Then you should "Add New SDK" by pressing th= e=20 >>>> plus (+) symbol and select *Download SDK* and select version 21 (or=20 >>>> newer) and choose e.g. Oracle OpenJDK 21, or alternatively *Add SDK* i= f=20 >>>> you already have Java 21 or never installed somewhere on your system. >>>> >>>> Alternatively, you can recompile your robot using an older Java=20 >>>> version, e.g. Java 11, which is the minimum requirement for running th= e=20 >>>> newest Robocode version. >>>> >>>> I hope this helps? =F0=9F=99=82 >>>> tirsdag den 6. august 2024 kl. 20.37.25 UTC+2 skrev=20 >>>> [email protected]: >>>> >>>>> [image: Capture1.PNG] >>>>> I've made my 1st robot in IntelliJ idea but when I open robocode, thi= s=20 >>>>> error message is shown. How to fix it? >>>> >>>> --=20 You received this message because you are subscribed to the Google Groups "= Robocode" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/= robocode/50f54f06-29e3-4293-96a8-a5bcefc46d66n%40googlegroups.com. ------=_Part_3421_2039284898.1723063073763 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable You are welcome. I am happy to hear that the issue was fixed.<br /><br />Wh= at caused the issue?<br /><br />Best regards,<div>- Flemming<br /><br /></d= iv><div class=3D"gmail_quote"><div dir=3D"auto" class=3D"gmail_attr">onsdag= den 7. august 2024 kl. 22.36.45 UTC+2 skrev [email protected]:<br/></di= v><blockquote class=3D"gmail_quote" style=3D"margin: 0 0 0 0.8ex; border-le= ft: 1px solid rgb(204, 204, 204); padding-left: 1ex;">My issue is fixed now= .Thank you very much!<br><br><div class=3D"gmail_quote"><div dir=3D"auto" c= lass=3D"gmail_attr">On Wednesday, August 7, 2024 at 9:09:32=E2=80=AFPM UTC+= 6 fnl wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0 0= 0 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Please ma= ke sure you use the newest version of Robocode<a href=3D"https://sourceforg= e.net/projects/robocode/files/robocode/1.9.5.2/" rel=3D"nofollow" target=3D= "_blank" data-saferedirecturl=3D"https://www.google.com/url?hl=3Dda&q= =3Dhttps://sourceforge.net/projects/robocode/files/robocode/1.9.5.2/&so= urce=3Dgmail&ust=3D1723149412242000&usg=3DAOvVaw30kJNBdMDcSNSTAnkYp= oIu"> 1.9.5.2</a>, as it contains a fix in <a href=3D"http://set_java_optio= ns.sh/bat" rel=3D"nofollow" target=3D"_blank" data-saferedirecturl=3D"https= ://www.google.com/url?hl=3Dda&q=3Dhttp://set_java_options.sh/bat&so= urce=3Dgmail&ust=3D1723149412242000&usg=3DAOvVaw3FeUAXgeU0T6CjwxH6T= X_Q">set_java_options.sh/bat</a> file run from <a href=3D"http://robocode.s= h/bat" rel=3D"nofollow" target=3D"_blank" data-saferedirecturl=3D"https://w= ww.google.com/url?hl=3Dda&q=3Dhttp://robocode.sh/bat&source=3Dgmail= &ust=3D1723149412242000&usg=3DAOvVaw1QHgybqpjDKCuGHZMfrn7Q">robocod= e.sh/bat</a> file that fixes this error, when you use Java 11 or newer:<br>= <br><div style=3D"color:rgb(204,204,204);background-color:rgb(31,31,31);fon= t-family:Consolas,"Courier New",monospace;line-height:19px;white-= space:pre"><div><span style=3D"color:rgb(212,212,212)">@</span><span style= =3D"color:rgb(86,156,214)">rem</span><span style=3D"color:rgb(106,153,85)">= Only set 'java.security.manager=3Dallow' for Java version </span><= span style=3D"color:rgb(244,71,71)">></span><span style=3D"color:rgb(106= ,153,85)"> 11</span></div><div><span style=3D"color:rgb(197,134,192)">if</s= pan> <span style=3D"color:rgb(156,220,254)">%JAVA_MAJOR_VERSION%</span> <sp= an style=3D"color:rgb(212,212,212)">GTR</span> <span style=3D"color:rgb(181= ,206,168)">11</span> <span style=3D"color:rgb(86,156,214)">set</span> <span= style=3D"color:rgb(156,220,254)">_JAVA_OPTIONS</span><span style=3D"color:= rgb(212,212,212)">=3D</span><span style=3D"color:rgb(206,145,120)">"-D= java.security.manager=3Dallow"</span></div></div><br>Also make sure th= at you run Robocode by running the robocode.bat/sh file to ensure all Java = options are setup correctly for both your system, and the specific Java ver= sion being used for running Robocode.<br>If you set the Java options yourse= lf in IntelliJ, then add the=C2=A0 <span style=3D"color:rgb(206,145,120);font-family:Consolas,"Courier Ne= w",monospace;white-space:pre;background-color:rgb(31,31,31)">-Djava.se= curity.manager=3Dallow</span>=C2=A0=C2=A0in the the Java options of the lau= ncher settings.<br><br>Make sure Robocode itself is running on at least Jav= a 11. You can check this from the About box, which writes which Java versio= n it run on.<br><br>If a robot will not run, then check the bot console by = clicking its button on the right side of the battle view to see if error me= ssages are printed out. If Robocode is running on an older Java version tha= n the Java version used for compiling the bot, you will probably see an err= or in the console for the bot.<br><br>Write again, if you still got issues.= <br><br><div class=3D"gmail_quote"><div dir=3D"auto" class=3D"gmail_attr">o= nsdag den 7. august 2024 kl. 16.55.24 UTC+2 skrev <a rel=3D"nofollow">gamer= [email protected]</a>:<br></div><blockquote class=3D"gmail_quote" style=3D"ma= rgin:0 0 0 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">I= 've recompiled using Java 11 as you mentioned.Now the robot is shown wi= th the package name in the robot list.But after selecting it,when I start t= he battle,my robot is not shown in game.<br><br><div class=3D"gmail_quote">= </div><div class=3D"gmail_quote"><div dir=3D"auto" class=3D"gmail_attr">On = Wednesday, August 7, 2024 at 12:54:58=E2=80=AFAM UTC+6 fnl wrote:<br></div>= </div><div class=3D"gmail_quote"><blockquote class=3D"gmail_quote" style=3D= "margin:0 0 0 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex= ">It is a very cryptic message at first. It seems that the robot your are t= rying to run has been compiled with <a href=3D"https://stackoverflow.com/qu= estions/9170832/list-of-java-class-file-format-major-version-numbers" rel= =3D"nofollow" target=3D"_blank" data-saferedirecturl=3D"https://www.google.= com/url?hl=3Dda&q=3Dhttps://stackoverflow.com/questions/9170832/list-of= -java-class-file-format-major-version-numbers&source=3Dgmail&ust=3D= 1723149412242000&usg=3DAOvVaw3I2_yMs8mIPvVG5Hrumjjx">Java class file ve= rsion 65</a>=C2=A0which means <b>Java 21</b>.<div>But you are running the R= obot on a Java version, the supports up to <a href=3D"https://stackoverflow= .com/questions/9170832/list-of-java-class-file-format-major-version-numbers= " rel=3D"nofollow" target=3D"_blank" data-saferedirecturl=3D"https://www.go= ogle.com/url?hl=3Dda&q=3Dhttps://stackoverflow.com/questions/9170832/li= st-of-java-class-file-format-major-version-numbers&source=3Dgmail&u= st=3D1723149412242000&usg=3DAOvVaw3I2_yMs8mIPvVG5Hrumjjx">Java class fi= le version 52</a> which means up to <b>Java 8</b> (aka Java 1.8)<br><br></d= iv><div>In short this means that you are probably running Robocode with Jav= a 8 from inside IntelliJ, which does not support Java 21, which is many ver= sions newer.<br>I recommend that you switch to a newer JDK (Java Developer = Kit), which should be <b>version 21</b> as minimum for running your robot.<= br>You do this in IntelliJ from the menu: File -> Project Structure... -= > Platform Settings / SDKs. Then you should "Add New SDK" by p= ressing the plus (+) symbol and select <b>Download SDK</b> and select versi= on 21 (or newer) and choose e.g. Oracle OpenJDK 21, or alternatively <b>Add= SDK</b>=C2=A0if you already have Java 21 or never installed somewhere on y= our system.<br><br>Alternatively, you can recompile your robot using an old= er Java version, e.g. Java 11, which is the minimum requirement for running= the newest Robocode version.<br><br>I hope this helps? =F0=9F=99=82</div><= div class=3D"gmail_quote"><div dir=3D"auto" class=3D"gmail_attr">tirsdag de= n 6. august 2024 kl. 20.37.25 UTC+2 skrev <a rel=3D"nofollow">gamermu...@gm= ail.com</a>:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0 0= 0 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><img alt= =3D"Capture1.PNG" width=3D"550px" height=3D"13px" src=3D"https://groups.goo= gle.com/group/robocode/attach/3b7ab209c7115/Capture1.PNG?part=3D0.1&vie= w=3D1"><br>I've made my 1st robot in IntelliJ idea but when I open robo= code, this error message is shown. How to fix it?</blockquote></div></block= quote></div></blockquote></div></blockquote></div></blockquote></div> <p></p> -- <br /> You received this message because you are subscribed to the Google Groups &= quot;Robocode" group.<br /> To unsubscribe from this group and stop receiving emails from it, send an e= mail to <a href=3D"mailto:[email protected]">robocode+u= [email protected]</a>.<br /> To view this discussion on the web visit <a href=3D"https://groups.google.c= om/d/msgid/robocode/50f54f06-29e3-4293-96a8-a5bcefc46d66n%40googlegroups.co= m?utm_medium=3Demail&utm_source=3Dfooter">https://groups.google.com/d/msgid= /robocode/50f54f06-29e3-4293-96a8-a5bcefc46d66n%40googlegroups.com</a>.<br = /> ------=_Part_3421_2039284898.1723063073763-- ------=_Part_3420_420853120.1723063073763--