Program: 79583
Project: 79583
Buggy source:
@Command(name="String_Node_Str",desc="String_Node_Str",usage="String_Node_Str",aliases={"String_Node_Str","String_Node_Str"},thread=true) public void cmdUser(Context ctx) throws UnsupportedEncodingException {
  User user;
  if (ctx.rawArgs.matches("String_Node_Str"))   user=ctx.message.getMentionedUsers().get(0);
 else   if (ctx.rawArgs.matches("String_Node_Str"))   user=ctx.jda.retrieveUserById(Long.parseUnsignedLong(ctx.rawArgs)).complete();
 else   if (ctx.rawArgs.matches("String_Node_Str")) {
    Collection<User> users;
switch (ctx.channel.getType()) {
case TEXT:
      users=ctx.guild.getMembers().stream().map(m -> m.getUser()).collect(Collectors.toList());
    break;
case PRIVATE:
  users=Arrays.asList(ctx.author,ctx.jda.getSelfUser());
break;
case GROUP:
users=((Group)ctx.channel).getUsers();
break;
default :
users=Collections.singletonList(ctx.jda.getSelfUser());
break;
}
user=users.stream().filter(u -> getTag(u).contentEquals(ctx.rawArgs)).findFirst().orElse(null);
}
 else if (ctx.rawArgs.length() < 1) user=ctx.author;
 else user=null;
if (user == null) {
ctx.send(NO_USER).queue();
return;
}
EmbedBuilder emb=new EmbedBuilder().setColor(randomColor()).setAuthor(getTag(user),user.getEffectiveAvatarUrl(),user.getEffectiveAvatarUrl()).setThumbnail(user.getEffectiveAvatarUrl()).addField("String_Node_Str",user.getId(),true).addField("String_Node_Str",user.getCreationTime().toString(),true).addField("String_Node_Str",user.isBot() ? "String_Node_Str" : "String_Node_Str",true);
if (ctx.guild != null) {
Member member=ctx.guild.getMember(user);
if (member != null) {
if (member.getNickname() != null) emb.addField("String_Node_Str",member.getNickname(),true);
String status;
if (member.getGame() == null) status=WordUtils.capitalizeFully(member.getOnlineStatus().name().replace('_',' '));
 else {
Game game=member.getGame();
if (game.getType() == Game.GameType.TWITCH) {
status="String_Node_Str" + game.getName() + "String_Node_Str"+ game.getUrl()+ "String_Node_Str";
}
 else {
status="String_Node_Str" + game.getName() + "String_Node_Str"+ URLEncoder.encode(game.getName(),"String_Node_Str")+ ')';
}
}
emb.setColor(member.getColor()).addField("String_Node_Str",status,true).addField("String_Node_Str",member.getRoles().stream().map(r -> r.getName()).collect(Collectors.joining("String_Node_Str")),true);
}
}
ctx.send(emb.build()).queue();
}

Fixed version (ground truth):
@Command(name="String_Node_Str",desc="String_Node_Str",usage="String_Node_Str",aliases={"String_Node_Str","String_Node_Str"},thread=true) public void cmdUser(Context ctx) throws UnsupportedEncodingException {
  User user;
  if (ctx.rawArgs.matches("String_Node_Str"))   user=ctx.message.getMentionedUsers().get(0);
 else   if (ctx.rawArgs.matches("String_Node_Str"))   user=ctx.jda.retrieveUserById(Long.parseUnsignedLong(ctx.rawArgs)).complete();
 else   if (ctx.rawArgs.matches("String_Node_Str")) {
    Collection<User> users;
switch (ctx.channel.getType()) {
case TEXT:
      users=ctx.guild.getMembers().stream().map(m -> m.getUser()).collect(Collectors.toList());
    break;
case PRIVATE:
  users=Arrays.asList(ctx.author,ctx.jda.getSelfUser());
break;
case GROUP:
users=((Group)ctx.channel).getUsers();
break;
default :
users=Collections.singletonList(ctx.jda.getSelfUser());
break;
}
user=users.stream().filter(u -> getTag(u).contentEquals(ctx.rawArgs)).findFirst().orElse(null);
}
 else if (ctx.rawArgs.length() < 1) user=ctx.author;
 else user=null;
if (user == null) {
ctx.send(NO_USER).queue();
return;
}
EmbedBuilder emb=new EmbedBuilder().setColor(randomColor()).setAuthor(getTag(user),user.getEffectiveAvatarUrl(),user.getEffectiveAvatarUrl()).setThumbnail(user.getEffectiveAvatarUrl()).addField("String_Node_Str",user.getId(),true).addField("String_Node_Str",Date.from(user.getCreationTime().toInstant()).toString(),true).addField("String_Node_Str",user.isBot() ? "String_Node_Str" : "String_Node_Str",true);
if (ctx.guild != null) {
Member member=ctx.guild.getMember(user);
if (member != null) {
if (member.getNickname() != null) emb.addField("String_Node_Str",member.getNickname(),true);
String status;
if (member.getGame() == null) status=WordUtils.capitalizeFully(member.getOnlineStatus().name().replace('_',' '));
 else {
Game game=member.getGame();
if (game.getType() == Game.GameType.TWITCH) {
status="String_Node_Str" + game.getName() + "String_Node_Str"+ game.getUrl()+ "String_Node_Str";
}
 else {
status="String_Node_Str" + game.getName() + "String_Node_Str"+ URLEncoder.encode(game.getName(),"String_Node_Str")+ ')';
}
}
emb.setColor(member.getColor()).addField("String_Node_Str",status,true).addField("String_Node_Str",member.getRoles().stream().map(r -> r.getName()).collect(Collectors.joining("String_Node_Str")),true);
}
}
ctx.send(emb.build()).queue();
}