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Add troubleshooting help for common crashes caused by misconfiguration

master
Treer 2018-08-31 00:59:33 +10:00
parent bffe12a033
commit a4dfd27b2f
1 changed files with 35 additions and 1 deletions
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36
src/main/java/amidst/Amidst.java
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@ -183,7 +183,10 @@ public class Amidst {
private static void handleCrash(Throwable e, Thread thread) {
String message = "Amidst has encounted an uncaught exception on the thread " + thread;
try {
AmidstLogger.crash(e, message);
// troubleshoot/check for known problems first
boolean crashHandled = handleKnownCrashes(e);
if (!crashHandled) AmidstLogger.crash(e, message);
CrashWindow.showAfterCrash();
} catch (Throwable t) {
System.err.println("Amidst crashed!");
@ -191,4 +194,35 @@ public class Amidst {
e.printStackTrace();
}
}
@CalledByAny
private static boolean handleKnownCrashes(Throwable e) {
boolean result = false;
if (e instanceof java.awt.AWTError &&
e.getCause() instanceof java.lang.ClassNotFoundException &&
e.getMessage() != null && e.getMessage().contains("GNOME.Accessibility")) {
// User is probably running this GUI app with a headless JDK
// https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=798794#10
AmidstLogger.crash(e); // Log the exception just in case this diagnoses is wrong
AmidstLogger.crash("WARNING: You might be attempting to run this graphical application using a");
AmidstLogger.crash("JDK designed for headless systems.");
AmidstLogger.crash("Several solutions are detailed in the link below:");
AmidstLogger.crash("https://askubuntu.com/questions/695560/assistive-technology-not-found-awterror");
result = true;
}
if (e instanceof java.lang.UnsupportedClassVersionError &&
e.getMessage() != null && e.getMessage().contains("Unsupported major.minor version 52")) {
// JRE 8 is required
AmidstLogger.crash(e); // Log the exception just in case this diagnoses is wrong
AmidstLogger.crash("WARNING: JRE 8 or later is required");
result = true;
}
return result;
}
}