{"action":"created","issue":{"url":"https://api.github.com/repos/eswartz/emul/issues/2","labels_url":"https://api.github.com/repos/eswartz/emul/issues/2/labels{/name}","comments_url":"https://api.github.com/repos/eswartz/emul/issues/2/comments","events_url":"https://api.github.com/repos/eswartz/emul/issues/2/events","html_url":"https://github.com/eswartz/emul/issues/2","id":85754061,"number":2,"title":"Incompatible JNA native library on Ubuntu","user":{"login":"endlos99","id":9219317,"avatar_url":"https://avatars.githubusercontent.com/u/9219317?v=3","gravatar_id":"","url":"https://api.github.com/users/endlos99","html_url":"https://github.com/endlos99","followers_url":"https://api.github.com/users/endlos99/followers","following_url":"https://api.github.com/users/endlos99/following{/other_user}","gists_url":"https://api.github.com/users/endlos99/gists{/gist_id}","starred_url":"https://api.github.com/users/endlos99/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/endlos99/subscriptions","organizations_url":"https://api.github.com/users/endlos99/orgs","repos_url":"https://api.github.com/users/endlos99/repos","events_url":"https://api.github.com/users/endlos99/events{/privacy}","received_events_url":"https://api.github.com/users/endlos99/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":14,"created_at":"2015-06-06T13:41:00Z","updated_at":"2015-07-05T12:45:50Z","closed_at":null,"body":"Hello,\r\n\r\nStarting v9t9 on Ubuntu 14.04 fails with this error message:\r\n\r\nThere is an incompatible JNA native library installed on this system.\r\nTo resolve this issue you may do one of the following:\r\n - remove or uninstall the offending library\r\n - set the system property jna.nosys=true\r\n - set jna.boot.library.path to include the path to the version of the \r\n   jnidispatch library included with the JNA jar file you are using\r\n\r\n        at com.sun.jna.Native.<clinit>(Native.java:142)\r\n        at ejs.base.sound.AlsaLibrary.<clinit>(AlsaLibrary.java:56)\r\n        at ejs.base.sound.AlsaSoundListener.<init>(AlsaSoundListener.java:52)\r\n        at ejs.base.sound.SoundFactory.createAudioListener(SoundFactory.java:35)\r\n        at v9t9.gui.sound.JavaSoundHandler.<init>(JavaSoundHandler.java:61)\r\n        at v9t9.gui.client.swt.BaseSwtJavaClient.<init>(BaseSwtJavaClient.java:107)\r\n        at v9t9.gui.client.swt.SwtLwjglJavaClient.<init>(SwtLwjglJavaClient.java:22)\r\n        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)\r\n        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)\r\n        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)\r\n        at java.lang.reflect.Constructor.newInstance(Constructor.java:526)\r\n        at v9t9.gui.client.ClientFactory.createClient(ClientFactory.java:48)\r\n        at v9t9.gui.Emulator.create(Emulator.java:228)\r\n        at v9t9.gui.Emulator.main(Emulator.java:192)\r\n        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\r\n        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)\r\n        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\r\n        at java.lang.reflect.Method.invoke(Method.java:606)\r\n        at v9t9.launch.Launcher.launch(Launcher.java:156)\r\n        at v9t9.launch.Launcher.main(Launcher.java:50)\r\n\r\nWhen I add -Djna.nosys=true to v9t9.sh, then I get this error message:\r\n\r\nALSA lib pcm.c:7986:(snd_pcm_set_params) Unable to get period size for PLAYBACK: Invalid argument\r\n\r\nJava version:\r\ntiger /opt/v9t9 > java -version\r\njava version \"1.7.0_79\"\r\nOpenJDK Runtime Environment (IcedTea 2.5.5) (7u79-2.5.5-0ubuntu0.14.04.2)\r\nOpenJDK 64-Bit Server VM (build 24.79-b02, mixed mode)\r\n"},"comment":{"url":"https://api.github.com/repos/eswartz/emul/issues/comments/118618434","html_url":"https://github.com/eswartz/emul/issues/2#issuecomment-118618434","issue_url":"https://api.github.com/repos/eswartz/emul/issues/2","id":118618434,"user":{"login":"endlos99","id":9219317,"avatar_url":"https://avatars.githubusercontent.com/u/9219317?v=3","gravatar_id":"","url":"https://api.github.com/users/endlos99","html_url":"https://github.com/endlos99","followers_url":"https://api.github.com/users/endlos99/followers","following_url":"https://api.github.com/users/endlos99/following{/other_user}","gists_url":"https://api.github.com/users/endlos99/gists{/gist_id}","starred_url":"https://api.github.com/users/endlos99/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/endlos99/subscriptions","organizations_url":"https://api.github.com/users/endlos99/orgs","repos_url":"https://api.github.com/users/endlos99/repos","events_url":"https://api.github.com/users/endlos99/events{/privacy}","received_events_url":"https://api.github.com/users/endlos99/received_events","type":"User","site_admin":false},"created_at":"2015-07-05T12:45:50Z","updated_at":"2015-07-05T12:45:50Z","body":"Well, what is \"smooth\"?  To me, it feels choppy in that the Parsec ship jumps and/or keeps moving after I release the key, and the landscape scrolling looks \"wobbly\", i.e., the scenery often grows and shrinks during scrolling -- not very profound, but noticeable.  There are no such effects in MESS.\r\n\r\nThe speaker button doesn't really affect the choppiness.\r\n\r\nCPU is\r\ntiger ~ > cat /proc/cpuinfo \r\nprocessor       : 0\r\nvendor_id       : GenuineIntel\r\ncpu family      : 6\r\nmodel           : 42\r\nmodel name      : Intel(R) Core(TM) i5-2500 CPU @ 3.30GHz\r\nstepping        : 7\r\nmicrocode       : 0x14\r\ncpu MHz         : 1600.000\r\ncache size      : 6144 KB\r\n...\r\n\r\nwith 8 GB RAM, but as I said, CPU utilization never goes above 8% anyway.\r\n\r\nI've created two debug log files, but I think GitHub won't let me attach them -- can I mail them to you instead?\r\n"}}