Fixes issue for skin not found errors.

src/main/java/com/songoda/epicheads/command/commands/CommandBase64.java

@@ -27,6 +27,8 @@ public class CommandBase64 extends AbstractCommand {
 
         String encodededStr = Methods.getEncodedTexture(item);
 
+        if (encodededStr == null) return ReturnType.FAILURE;
+
         player.sendMessage(instance.getReferences().getPrefix());
         player.sendMessage(encodededStr);
 

src/main/java/com/songoda/epicheads/command/commands/CommandUrl.java

@@ -26,6 +26,9 @@ public class CommandUrl extends AbstractCommand {
         if (!item.hasItemMeta() || !(item.getItemMeta() instanceof SkullMeta)) return ReturnType.FAILURE;
 
         String encodededStr = Methods.getEncodedTexture(item);
+
+        if (encodededStr == null) return ReturnType.FAILURE;
+
         String url = Methods.getDecodedTexture(encodededStr);
 
         player.sendMessage(instance.getReferences().getPrefix());

src/main/java/com/songoda/epicheads/listeners/ItemListeners.java

@@ -34,6 +34,9 @@ public class ItemListeners implements Listener {
         event.getItem().removeMetadata("EHE", plugin);
 
         String encodededStr = Methods.getEncodedTexture(item);
+
+        if (encodededStr == null) return;
+
         String url = Methods.getDecodedTexture(encodededStr);
 
         if (url == null) return;

src/main/java/com/songoda/epicheads/listeners/LoginListeners.java

@@ -27,8 +27,10 @@ public class LoginListeners implements Listener {
         Player player = event.getPlayer();
 
         String encodededStr = Methods.getEncodedTexture(player);
-        String url = Methods.getDecodedTexture(encodededStr);
 
+        if (encodededStr == null) return;
+
+        String url = Methods.getDecodedTexture(encodededStr);
 
         String tagStr = "Player Heads";
 

src/main/java/com/songoda/epicheads/utils/Methods.java

@@ -15,10 +15,7 @@ import org.bukkit.inventory.meta.SkullMeta;
 import java.lang.reflect.Field;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
-import java.util.ArrayList;
-import java.util.Base64;
-import java.util.List;
-import java.util.UUID;
+import java.util.*;
 
 public class Methods {
 
@@ -52,7 +49,11 @@ public class Methods {
             Field localField = localSkullMeta.getClass().getDeclaredField("profile");
             localField.setAccessible(true);
             GameProfile profile = (GameProfile) localField.get(localSkullMeta);
-            Property property = profile.getProperties().get("textures").iterator().next();
+            Iterator<Property> iterator = profile.getProperties().get("textures").iterator();
+
+            if (!iterator.hasNext()) return null;
+
+            Property property = iterator.next();
             return property.getValue();
         } catch (NoSuchFieldException | IllegalAccessException e) {
             e.printStackTrace();