diff --git a/eco-api/src/main/java/com/willfp/eco/core/integrations/placeholder/PlaceholderManager.java b/eco-api/src/main/java/com/willfp/eco/core/integrations/placeholder/PlaceholderManager.java
index cd7ff5c5..09d21195 100644
--- a/eco-api/src/main/java/com/willfp/eco/core/integrations/placeholder/PlaceholderManager.java
+++ b/eco-api/src/main/java/com/willfp/eco/core/integrations/placeholder/PlaceholderManager.java
@@ -56,7 +56,7 @@ public class PlaceholderManager {
                                    @NotNull final String identifier) {
         Optional<PlaceholderEntry> matching = REGISTERED_PLACEHOLDERS.stream().filter(expansion -> expansion.getIdentifier().equalsIgnoreCase(identifier)).findFirst();
         if (matching.isEmpty()) {
-            return null;
+            return "";
         }
         PlaceholderEntry entry = matching.get();
         if (player == null && entry.requiresPlayer()) {
diff --git a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/config/json/EcoLoadableJSONConfig.kt b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/config/json/EcoLoadableJSONConfig.kt
index 89cbae8f..8b70e654 100644
--- a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/config/json/EcoLoadableJSONConfig.kt
+++ b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/config/json/EcoLoadableJSONConfig.kt
@@ -27,7 +27,6 @@ class EcoLoadableJSONConfig(
     }
 
     override fun createFile() {
-        val resourcePath = resourcePath
         val inputStream = source.getResourceAsStream(resourcePath)!!
         val outFile = File(this.plugin.dataFolder, resourcePath)
         val lastIndex = resourcePath.lastIndexOf('/')
@@ -37,11 +36,7 @@ class EcoLoadableJSONConfig(
         }
         if (!outFile.exists()) {
             val out: OutputStream = FileOutputStream(outFile)
-            val buf = ByteArray(1024)
-            var len: Int
-            while (inputStream.read(buf).also { len = it } > 0) {
-                out.write(buf, 0, len)
-            }
+            inputStream.copyTo(out, 1024)
             out.close()
             inputStream.close()
         }
diff --git a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/config/yaml/EcoLoadableYamlConfig.kt b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/config/yaml/EcoLoadableYamlConfig.kt
index 115b710d..4c88c444 100644
--- a/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/config/yaml/EcoLoadableYamlConfig.kt
+++ b/eco-core/core-backend/src/main/kotlin/com/willfp/eco/internal/config/yaml/EcoLoadableYamlConfig.kt
@@ -31,7 +31,6 @@ open class EcoLoadableYamlConfig(
     }
 
     final override fun createFile() {
-        val resourcePath = resourcePath
         val inputStream = source.getResourceAsStream(resourcePath)!!
         val outFile = File(this.plugin.dataFolder, resourcePath)
         val lastIndex = resourcePath.lastIndexOf('/')
@@ -41,11 +40,7 @@ open class EcoLoadableYamlConfig(
         }
         if (!outFile.exists()) {
             val out: OutputStream = FileOutputStream(outFile)
-            val buf = ByteArray(1024)
-            var len: Int
-            while (inputStream.read(buf).also { len = it } > 0) {
-                out.write(buf, 0, len)
-            }
+            inputStream.copyTo(out, 1024)
             out.close()
             inputStream.close()
         }