Re: Help please!
Farhan Sadique <[email protected]> Wed, 7 Aug 2024 12:25:53 -0700 (PDT)
| Newsgroups | gmane.comp.java.robocode |
|---|---|
| Message-ID | <[email protected]> |
------=_Part_103614_1311903734.1723058753646 Content-Type: multipart/alternative; boundary="----=_Part_103615_148295721.1723058753646" ------=_Part_103615_148295721.1723058753646 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable 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 robocode.sh/ba= t=20 > file that fixes this error, when you use Java 11 or 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 butto= n=20 > on the right side of the battle view to see if error messages are printed= =20 > out. If Robocode is running on an older Java version than the Java versio= n=20 > used for compiling the bot, you will probably see an error in the console= =20 > 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 st= art=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 are= =20 >>> trying to run has been compiled with Java class file version 65=20 >>> <https://stackoverflow.com/questions/9170832/list-of-java-class-file-fo= rmat-major-version-numbers> which=20 >>> means *Java 21*. >>> But you are running the Robot on a Java version, the supports up to Jav= a=20 >>> class file version 52=20 >>> <https://stackoverflow.com/questions/9170832/list-of-java-class-file-fo= rmat-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 the= =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* if= =20 >>> you already have Java 21 or never installed somewhere on your system. >>> >>> Alternatively, you can recompile your robot using an older Java version= ,=20 >>> e.g. Java 11, which is the minimum requirement for running the newest= =20 >>> Robocode version. >>> >>> I hope this helps? =F0=9F=99=82 >>> tirsdag den 6. august 2024 kl. 20.37.25 UTC+2 skrev [email protected]= m >>> : >>> >>>> [image: Capture1.PNG] >>>> I've made my 1st robot in IntelliJ idea but when I open robocode, this= =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/b1983407-7d20-4b2c-aec9-92dbcd51e4b2n%40googlegroups.com. ------=_Part_103615_148295721.1723058753646 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable My issue is fixed now.Thank you very much!<br /><br /><div class=3D"gmail_q= uote"><div dir=3D"auto" class=3D"gmail_attr">On Wednesday, August 7, 2024 a= t 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, 2= 04); padding-left: 1ex;">Please make sure you use the newest version of Rob= ocode<a href=3D"https://sourceforge.net/projects/robocode/files/robocode/1.= 9.5.2/" target=3D"_blank" rel=3D"nofollow" data-saferedirecturl=3D"https://= www.google.com/url?hl=3Den&q=3Dhttps://sourceforge.net/projects/robocod= e/files/robocode/1.9.5.2/&source=3Dgmail&ust=3D1723144581460000&= ;usg=3DAOvVaw1PE1BTUEMKbueEuzxkDhHr"> 1.9.5.2</a>, as it contains a fix in = <a href=3D"http://set_java_options.sh/bat" target=3D"_blank" rel=3D"nofollo= w" data-saferedirecturl=3D"https://www.google.com/url?hl=3Den&q=3Dhttp:= //set_java_options.sh/bat&source=3Dgmail&ust=3D1723144581460000&= ;usg=3DAOvVaw3HSwHY0y2lO9Xfa5W7hRnP">set_java_options.sh/bat</a> file run f= rom <a href=3D"http://robocode.sh/bat" target=3D"_blank" rel=3D"nofollow" d= ata-saferedirecturl=3D"https://www.google.com/url?hl=3Den&q=3Dhttp://ro= bocode.sh/bat&source=3Dgmail&ust=3D1723144581460000&usg=3DAOvVa= w1wOZbVLnxk9DKDNe1jXcZq">robocode.sh/bat</a> file that fixes this error, wh= en you use Java 11 or newer:<br><br><div style=3D"color:rgb(204,204,204);ba= ckground-color:rgb(31,31,31);font-family:Consolas,"Courier New",m= onospace;line-height:19px;white-space:pre"><div><span style=3D"color:rgb(21= 2,212,212)">@</span><span style=3D"color:rgb(86,156,214)">rem</span><span s= tyle=3D"color:rgb(106,153,85)"> Only set 'java.security.manager=3Dallow= ' for Java version </span><span style=3D"color:rgb(244,71,71)">></sp= an><span style=3D"color:rgb(106,153,85)"> 11</span></div><div><span style= =3D"color:rgb(197,134,192)">if</span> <span style=3D"color:rgb(156,220,254)= ">%JAVA_MAJOR_VERSION%</span> <span style=3D"color:rgb(212,212,212)">GTR</s= pan> <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_OP= TIONS</span><span style=3D"color:rgb(212,212,212)">=3D</span><span style=3D= "color:rgb(206,145,120)">"-Djava.security.manager=3Dallow"</span>= </div></div><br>Also make sure that you run Robocode by running the robocod= e.bat/sh file to ensure all Java options are setup correctly for both your = system, and the specific Java version being used for running Robocode.<br>I= f you set the Java options yourself 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 href data-email-masked= rel=3D"nofollow">[email protected]</a>:<br></div><blockquote class=3D"g= mail_quote" style=3D"margin:0 0 0 0.8ex;border-left:1px solid rgb(204,204,2= 04);padding-left:1ex">I've recompiled using Java 11 as you mentioned.No= w the robot is shown with the package name in the robot list.But after sele= cting it,when I start the 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" c= lass=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 trying to run has been compiled with <a href=3D"htt= ps://stackoverflow.com/questions/9170832/list-of-java-class-file-format-maj= or-version-numbers" rel=3D"nofollow" target=3D"_blank" data-saferedirecturl= =3D"https://www.google.com/url?hl=3Den&q=3Dhttps://stackoverflow.com/qu= estions/9170832/list-of-java-class-file-format-major-version-numbers&so= urce=3Dgmail&ust=3D1723144581460000&usg=3DAOvVaw0b9DH73Cbz2_MCOeexB= goD">Java class file version 65</a>=C2=A0which means <b>Java 21</b>.<div>Bu= t you are running the Robot on a Java version, the supports up to <a href= =3D"https://stackoverflow.com/questions/9170832/list-of-java-class-file-for= mat-major-version-numbers" rel=3D"nofollow" target=3D"_blank" data-saferedi= recturl=3D"https://www.google.com/url?hl=3Den&q=3Dhttps://stackoverflow= .com/questions/9170832/list-of-java-class-file-format-major-version-numbers= &source=3Dgmail&ust=3D1723144581460000&usg=3DAOvVaw0b9DH73Cbz2_= MCOeexBgoD">Java class file version 52</a> which means up to <b>Java 8</b> = (aka Java 1.8)<br><br></div><div>In short this means that you are probably = running Robocode with Java 8 from inside IntelliJ, which does not support J= ava 21, which is many versions newer.<br>I recommend that you switch to a n= ewer 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 -&g= t; Project Structure... -> Platform Settings / SDKs. Then you should &qu= ot;Add New SDK" by pressing the plus (+) symbol and select <b>Download= SDK</b> and select version 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 your system.<br><br>Alternatively, you can recompil= e your robot using an older Java version, e.g. Java 11, which is the minimu= m requirement for running the newest Robocode version.<br><br>I hope this h= elps? =F0=9F=99=82</div><div class=3D"gmail_quote"><div dir=3D"auto" class= =3D"gmail_attr">tirsdag den 6. august 2024 kl. 20.37.25 UTC+2 skrev <a rel= =3D"nofollow">[email protected]</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.google.com/group/robocode/attach/3b7ab209c7115/Captu= re1.PNG?part=3D0.1&view=3D1"><br>I've made my 1st robot in IntelliJ= idea but when I open robocode, this error message is shown. How to fix it?= </blockquote></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/b1983407-7d20-4b2c-aec9-92dbcd51e4b2n%40googlegroups.co= m?utm_medium=3Demail&utm_source=3Dfooter">https://groups.google.com/d/msgid= /robocode/b1983407-7d20-4b2c-aec9-92dbcd51e4b2n%40googlegroups.com</a>.<br = /> ------=_Part_103615_148295721.1723058753646-- ------=_Part_103614_1311903734.1723058753646--