diff --git a/src/main/java/net/szum123321/textile_backup/Globals.java b/src/main/java/net/szum123321/textile_backup/Globals.java
index 26beea8..2567528 100644
--- a/src/main/java/net/szum123321/textile_backup/Globals.java
+++ b/src/main/java/net/szum123321/textile_backup/Globals.java
@@ -26,6 +26,8 @@ import net.szum123321.textile_backup.core.Utilities;
 import net.szum123321.textile_backup.core.restore.AwaitThread;
 import org.apache.commons.io.FileUtils;
 
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.time.format.DateTimeFormatter;
@@ -36,12 +38,37 @@ import java.util.concurrent.Executors;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.function.Supplier;
+import java.util.zip.CRC32;
 
 public class Globals {
     public static final Globals INSTANCE = new Globals();
     private static final TextileLogger log = new TextileLogger(TextileBackup.MOD_NAME);
     public static final DateTimeFormatter defaultDateTimeFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd_HH.mm.ss");
-    public static final Supplier<Hash> CHECKSUM_SUPPLIER = BalticHash::new;
+    public static final Supplier<Hash> CHECKSUM_SUPPLIER = BalticHash::new;/*() -> new Hash() {
+        private final CRC32 crc = new CRC32();
+
+        @Override
+        public void update ( int b){
+            crc.update(b);
+        }
+
+        @Override
+        public void update ( long b) {
+            ByteBuffer v = ByteBuffer.allocate(8).order(ByteOrder.LITTLE_ENDIAN);
+            v.putLong(b);
+            crc.update(v.array());
+        }
+
+        @Override
+        public void update ( byte[] b, int off, int len){
+            crc.update(b, off, len);
+        }
+
+        @Override
+        public long getValue () {
+            return crc.getValue();
+        }
+    };*/
 
     private ExecutorService executorService = null;//TODO: AAAAAAAAAAAAAAA MEMORY LEAK!!!!!!!!!
     public final AtomicBoolean globalShutdownBackupFlag = new AtomicBoolean(true);
diff --git a/src/main/java/net/szum123321/textile_backup/core/create/BrokenFileHandler.java b/src/main/java/net/szum123321/textile_backup/core/create/BrokenFileHandler.java
index 8e9b314..8e06585 100644
--- a/src/main/java/net/szum123321/textile_backup/core/create/BrokenFileHandler.java
+++ b/src/main/java/net/szum123321/textile_backup/core/create/BrokenFileHandler.java
@@ -18,14 +18,12 @@
 
 package net.szum123321.textile_backup.core.create;
 
-import org.spongepowered.include.com.google.common.collect.Maps;
-
 import java.nio.file.Path;
 import java.util.HashMap;
 import java.util.Map;
 
 public class BrokenFileHandler {
-    private final HashMap<Path, Exception> store = Maps.newHashMap();
+    private final Map<Path, Exception> store = new HashMap<>();
     public void handle(Path file, Exception e) { store.put(file, e); }
 
     public boolean valid() { return store.isEmpty(); }
diff --git a/src/main/java/net/szum123321/textile_backup/core/create/ExecutableBackup.java b/src/main/java/net/szum123321/textile_backup/core/create/ExecutableBackup.java
index 9f5071f..f51e033 100644
--- a/src/main/java/net/szum123321/textile_backup/core/create/ExecutableBackup.java
+++ b/src/main/java/net/szum123321/textile_backup/core/create/ExecutableBackup.java
@@ -21,7 +21,6 @@ import java.nio.file.Path;
 import java.time.LocalDateTime;
 import java.util.NoSuchElementException;
 import java.util.concurrent.Callable;
-import java.util.concurrent.ExecutionException;
 
 public record ExecutableBackup(@NotNull MinecraftServer server,
                             ServerCommandSource commandSource,
@@ -64,7 +63,7 @@ public record ExecutableBackup(@NotNull MinecraftServer server,
         log.info(builder.toString());
     }
     @Override
-    public Void call() throws IOException, ExecutionException, InterruptedException {
+    public Void call() throws Exception {
         if (save) { //save the world
             log.sendInfoAL(this, "Saving server...");
             server.saveAll(true, true, false);
@@ -119,7 +118,7 @@ public record ExecutableBackup(@NotNull MinecraftServer server,
 
         } catch (Throwable e) {
             //ExecutorService swallows exception, so I need to catch everything
-            log.error("An exception occurred when trying to create new backup file!", e);
+            log.error("An exception occurred when trying to create a new backup file!", e);
 
             if (ConfigHelper.INSTANCE.get().integrityVerificationMode.isStrict()) {
                 try {
diff --git a/src/main/java/net/szum123321/textile_backup/core/digest/Hash.java b/src/main/java/net/szum123321/textile_backup/core/digest/Hash.java
index 8d67b83..c601cb8 100644
--- a/src/main/java/net/szum123321/textile_backup/core/digest/Hash.java
+++ b/src/main/java/net/szum123321/textile_backup/core/digest/Hash.java
@@ -20,7 +20,7 @@ package net.szum123321.textile_backup.core.digest;
 
 public interface Hash {
 
-    void update(int b) ;
+    void update(int b);
 
     void update(long b);