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[Bug 1001409] [NEW] Minecraft segfault on exit

 

Public bug reported:

To reproduce:
1. mkdir ~/.minecraft
2. wget -O ~/.minecraft/minecraft.jar https://s3.amazonaws.com/MinecraftDownload/launcher/minecraft.jar
3. java -Xmx1024M -Xms512M -cp ~/.minecraft/minecraft.jar net.minecraft.LauncherFrame 2>&1 > ~/java-log.txt
3a. If you exit now, there's no error message
4. Log in with valid Minecraft credentials.
5. Wait for the package downloads to finish
6. Quit immediately.

The result: A segfault reported in ~/java-log.txt and the following
shell output:

java.io.FileNotFoundException: /home/victor/.minecraft/lastlogin (No such file or directory)
	at java.io.FileInputStream.open(Native Method)
	at java.io.FileInputStream.<init>(FileInputStream.java:137)
	at net.minecraft.LoginForm.readUsername(LoginForm.java:131)
	at net.minecraft.LoginForm.<init>(LoginForm.java:76)
	at net.minecraft.LauncherFrame.<init>(LauncherFrame.java:24)
	at net.minecraft.LauncherFrame.main(LauncherFrame.java:152)
Aborted (core dumped)

** Affects: openjdk-6 (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: minecraft segfault

-- 
You received this bug notification because you are a member of OpenJDK,
which is subscribed to openjdk-6 in Ubuntu.
https://bugs.launchpad.net/bugs/1001409

Title:
  Minecraft segfault on exit

Status in “openjdk-6” package in Ubuntu:
  New

Bug description:
  To reproduce:
  1. mkdir ~/.minecraft
  2. wget -O ~/.minecraft/minecraft.jar https://s3.amazonaws.com/MinecraftDownload/launcher/minecraft.jar
  3. java -Xmx1024M -Xms512M -cp ~/.minecraft/minecraft.jar net.minecraft.LauncherFrame 2>&1 > ~/java-log.txt
  3a. If you exit now, there's no error message
  4. Log in with valid Minecraft credentials.
  5. Wait for the package downloads to finish
  6. Quit immediately.

  The result: A segfault reported in ~/java-log.txt and the following
  shell output:

  java.io.FileNotFoundException: /home/victor/.minecraft/lastlogin (No such file or directory)
  	at java.io.FileInputStream.open(Native Method)
  	at java.io.FileInputStream.<init>(FileInputStream.java:137)
  	at net.minecraft.LoginForm.readUsername(LoginForm.java:131)
  	at net.minecraft.LoginForm.<init>(LoginForm.java:76)
  	at net.minecraft.LauncherFrame.<init>(LauncherFrame.java:24)
  	at net.minecraft.LauncherFrame.main(LauncherFrame.java:152)
  Aborted (core dumped)

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References