Program: 190586
Project: 190586
Buggy source:
/** 
 * Sets pathing to a specific point.  
 */
@Override public void setPathToEntity(PathEntity pathentity){
  Minecraft m=ModLoader.getMinecraftInstance();
  MinecraftServer ms=m.getIntegratedServer();
  File locDirectory=new File(ModLoader.getMinecraftInstance().getMinecraftDir() + "String_Node_Str" + ms.getWorldName()+ "String_Node_Str");
  File locs=new File(locDirectory + "String_Node_Str" + i+ "String_Node_Str");
  try {
    if (locs.exists()) {
      reader=new BufferedReader(new FileReader(locs));
      playerX=Integer.parseInt(reader.readLine());
      playerY=Integer.parseInt(reader.readLine());
      playerZ=Integer.parseInt(reader.readLine());
      distFromCoords=this.getDistance(playerX,playerY,playerZ);
      if (distFromCoords >= rangeToPoint) {
        rangeToPoint=(float)distFromCoords + 3;
      }
      pathentity=this.worldObj.getEntityPathToXYZ(this,playerX,playerY,playerZ,rangeToPoint,true,true,false,false);
      super.setPathToEntity(pathentity);
      String special=reader.readLine();
      if (special != null) {
        System.out.println(special);
        if (special.equalsIgnoreCase("String_Node_Str")) {
          m.thePlayer.sendChatMessage("String_Node_Str");
          this.getJumpHelper().setJumping();
          this.getJumpHelper().doJump();
        }
        if (special.equalsIgnoreCase("String_Node_Str")) {
          System.out.println("String_Node_Str");
          super.setPathToEntity(pathentity);
        }
      }
    }
  }
 catch (  IOException ex) {
    ex.printStackTrace();
  }
}

Fixed version (ground truth):
/** 
 * Sets pathing to a specific point.  
 */
@Override public void setPathToEntity(PathEntity pathentity){
  Minecraft m=ModLoader.getMinecraftInstance();
  MinecraftServer ms=m.getIntegratedServer();
  File locDirectory=new File(ModLoader.getMinecraftInstance().getMinecraftDir() + "String_Node_Str" + ms.getWorldName()+ "String_Node_Str");
  File locs=new File(locDirectory + "String_Node_Str" + i+ "String_Node_Str");
  try {
    if (locs.exists()) {
      reader=new BufferedReader(new FileReader(locs));
      playerX=Integer.parseInt(reader.readLine());
      playerY=Integer.parseInt(reader.readLine());
      playerZ=Integer.parseInt(reader.readLine());
      distFromCoords=this.getDistance(playerX,playerY,playerZ);
      if (distFromCoords >= rangeToPoint) {
        rangeToPoint=(float)distFromCoords + 3;
      }
      pathentity=this.worldObj.getEntityPathToXYZ(this,playerX,playerY,playerZ,rangeToPoint,true,true,false,false);
      String special=reader.readLine();
      if (special != null) {
        System.out.println(special);
        if (special.equalsIgnoreCase("String_Node_Str")) {
          m.thePlayer.sendChatMessage("String_Node_Str");
          this.getJumpHelper().setJumping();
          this.getJumpHelper().doJump();
        }
        if (special.equalsIgnoreCase("String_Node_Str")) {
          this.setSneaking(true);
        }
        if (special.equalsIgnoreCase("String_Node_Str")) {
          System.out.println("String_Node_Str");
          super.setPathToEntity(pathentity);
        }
      }
      super.setPathToEntity(pathentity);
    }
  }
 catch (  IOException ex) {
    ex.printStackTrace();
  }
}