src/main/java/me/clip/placeholderapi/PlaceholderHook.java

@@ -29,7 +29,7 @@ public abstract class PlaceholderHook {
   @Nullable
   public String onRequest(final OfflinePlayer player, @NotNull final String params) {
     if (player != null && player.isOnline()) {
-      return onPlaceholderRequest(player.getPlayer(), params);
+      return onPlaceholderRequest((Player) player, params);
     }
 
     return onPlaceholderRequest(null, params);

src/main/java/me/clip/placeholderapi/commands/impl/local/CommandDump.java

@@ -200,9 +200,7 @@ public final class CommandDump extends PlaceholderCommand {
     for (final Plugin other : plugins) {
       builder.append("  ")
           .append(String.format("%-" + size + "s", other.getName()))
-          .append(" [Authors: [")
+          .append(" [Version: ")
-          .append(String.join(", ", other.getDescription().getAuthors()))
-          .append("], Version: ")
           .append(other.getDescription().getVersion())
           .append("]")
           .append("\n");