Mac OS X server daemon cannot connect to WindowServer Announcing the arrival of Valued Associate #679: Cesar Manara Planned maintenance scheduled April 23, 2019 at 23:30 UTC (7:30pm US/Eastern) Come Celebrate our 10 Year Anniversary!Using “Run as…” as limited user to modify network connection settings?Installing Tomcat on CentOS 5tomcat - filtering trafficCant connect to MySQL server from Java applicationHow can I run hudson under tomcat as a non-root user?WMI permissions: Select CommandLine, ProcessId FROM Win32_Process returns no data for CommandLinePass environment variable through to another user when being run as sudoHow to set global PATH on OS X Server 10.6.6?How to configure mod_proxy_ajp to give different permissions to different apps in one virtual host?Systemctl start tomcat fails most of the time to start tomcat

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Mac OS X server daemon cannot connect to WindowServer



Announcing the arrival of Valued Associate #679: Cesar Manara
Planned maintenance scheduled April 23, 2019 at 23:30 UTC (7:30pm US/Eastern)
Come Celebrate our 10 Year Anniversary!Using “Run as…” as limited user to modify network connection settings?Installing Tomcat on CentOS 5tomcat - filtering trafficCant connect to MySQL server from Java applicationHow can I run hudson under tomcat as a non-root user?WMI permissions: Select CommandLine, ProcessId FROM Win32_Process returns no data for CommandLinePass environment variable through to another user when being run as sudoHow to set global PATH on OS X Server 10.6.6?How to configure mod_proxy_ajp to give different permissions to different apps in one virtual host?Systemctl start tomcat fails most of the time to start tomcat



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2















I am running the built-in Apache Tomcat 6.0 under Mac OS X Server 10.6.6. Tomcat runs Hudson and Hudson runs a script which needs to connect to the local WindowServer process. This does not seem to be allowed for the user appserver that Tomcat is configured to run under:



FAILED TO establish the default connection to the WindowServer, _CGSDefaultConnection() is NULL


According to this technote connections to the window server are only allowed for the currently logged in user and for root. Is there a solution that does not require Tomcat to be re-configured to run as root or as the console user?










share|improve this question




























    2















    I am running the built-in Apache Tomcat 6.0 under Mac OS X Server 10.6.6. Tomcat runs Hudson and Hudson runs a script which needs to connect to the local WindowServer process. This does not seem to be allowed for the user appserver that Tomcat is configured to run under:



    FAILED TO establish the default connection to the WindowServer, _CGSDefaultConnection() is NULL


    According to this technote connections to the window server are only allowed for the currently logged in user and for root. Is there a solution that does not require Tomcat to be re-configured to run as root or as the console user?










    share|improve this question
























      2












      2








      2








      I am running the built-in Apache Tomcat 6.0 under Mac OS X Server 10.6.6. Tomcat runs Hudson and Hudson runs a script which needs to connect to the local WindowServer process. This does not seem to be allowed for the user appserver that Tomcat is configured to run under:



      FAILED TO establish the default connection to the WindowServer, _CGSDefaultConnection() is NULL


      According to this technote connections to the window server are only allowed for the currently logged in user and for root. Is there a solution that does not require Tomcat to be re-configured to run as root or as the console user?










      share|improve this question














      I am running the built-in Apache Tomcat 6.0 under Mac OS X Server 10.6.6. Tomcat runs Hudson and Hudson runs a script which needs to connect to the local WindowServer process. This does not seem to be allowed for the user appserver that Tomcat is configured to run under:



      FAILED TO establish the default connection to the WindowServer, _CGSDefaultConnection() is NULL


      According to this technote connections to the window server are only allowed for the currently logged in user and for root. Is there a solution that does not require Tomcat to be re-configured to run as root or as the console user?







      permissions tomcat mac-osx-server hudson






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked May 25 '12 at 19:08









      sakrasakra

      13418




      13418




















          1 Answer
          1






          active

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          0














          Java allows so-called "headless" operation when performing certain AWT-related functions like creating off-screen bitmaps, performing image manipulation, etc. but there are some operations that actually require access to a real windowing system.



          My guess is that one of these specific functions is being hit and I'm not sure you have any options at this point besides avoiding using that function.



          What is the full stack trace of the error, and what function are you trying to use? Hudson ought to be able to generate graphics, etc. without access to the windowing system.






          share|improve this answer























          • Tomcat is already launched with "-Djava.awt.headless=true". The program that needs to connect to the window server is a C++ program that is launched by a script.

            – sakra
            May 25 '12 at 20:15











          Your Answer








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          1 Answer
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          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          0














          Java allows so-called "headless" operation when performing certain AWT-related functions like creating off-screen bitmaps, performing image manipulation, etc. but there are some operations that actually require access to a real windowing system.



          My guess is that one of these specific functions is being hit and I'm not sure you have any options at this point besides avoiding using that function.



          What is the full stack trace of the error, and what function are you trying to use? Hudson ought to be able to generate graphics, etc. without access to the windowing system.






          share|improve this answer























          • Tomcat is already launched with "-Djava.awt.headless=true". The program that needs to connect to the window server is a C++ program that is launched by a script.

            – sakra
            May 25 '12 at 20:15















          0














          Java allows so-called "headless" operation when performing certain AWT-related functions like creating off-screen bitmaps, performing image manipulation, etc. but there are some operations that actually require access to a real windowing system.



          My guess is that one of these specific functions is being hit and I'm not sure you have any options at this point besides avoiding using that function.



          What is the full stack trace of the error, and what function are you trying to use? Hudson ought to be able to generate graphics, etc. without access to the windowing system.






          share|improve this answer























          • Tomcat is already launched with "-Djava.awt.headless=true". The program that needs to connect to the window server is a C++ program that is launched by a script.

            – sakra
            May 25 '12 at 20:15













          0












          0








          0







          Java allows so-called "headless" operation when performing certain AWT-related functions like creating off-screen bitmaps, performing image manipulation, etc. but there are some operations that actually require access to a real windowing system.



          My guess is that one of these specific functions is being hit and I'm not sure you have any options at this point besides avoiding using that function.



          What is the full stack trace of the error, and what function are you trying to use? Hudson ought to be able to generate graphics, etc. without access to the windowing system.






          share|improve this answer













          Java allows so-called "headless" operation when performing certain AWT-related functions like creating off-screen bitmaps, performing image manipulation, etc. but there are some operations that actually require access to a real windowing system.



          My guess is that one of these specific functions is being hit and I'm not sure you have any options at this point besides avoiding using that function.



          What is the full stack trace of the error, and what function are you trying to use? Hudson ought to be able to generate graphics, etc. without access to the windowing system.







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered May 25 '12 at 20:01









          Christopher SchultzChristopher Schultz

          6911619




          6911619












          • Tomcat is already launched with "-Djava.awt.headless=true". The program that needs to connect to the window server is a C++ program that is launched by a script.

            – sakra
            May 25 '12 at 20:15

















          • Tomcat is already launched with "-Djava.awt.headless=true". The program that needs to connect to the window server is a C++ program that is launched by a script.

            – sakra
            May 25 '12 at 20:15
















          Tomcat is already launched with "-Djava.awt.headless=true". The program that needs to connect to the window server is a C++ program that is launched by a script.

          – sakra
          May 25 '12 at 20:15





          Tomcat is already launched with "-Djava.awt.headless=true". The program that needs to connect to the window server is a C++ program that is launched by a script.

          – sakra
          May 25 '12 at 20:15

















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