diff --git a/src/main/java/sh/rhiobet/lalafin/file/FileInfoService.java b/src/main/java/sh/rhiobet/lalafin/file/FileInfoService.java
index ef6d4e6..95b4cc4 100644
--- a/src/main/java/sh/rhiobet/lalafin/file/FileInfoService.java
+++ b/src/main/java/sh/rhiobet/lalafin/file/FileInfoService.java
@@ -8,6 +8,7 @@ import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.List;
+import java.util.stream.Stream;
 import javax.enterprise.context.ApplicationScoped;
 import javax.inject.Inject;
 import javax.ws.rs.core.PathSegment;
@@ -79,8 +80,8 @@ public class FileInfoService {
 		Path path = null;
 		try {
 			path = rootFolderPath.resolve("file").resolve(requestedPath.replaceAll("^/*", ""));
-		} catch (Exception ignored) {
-			ignored.printStackTrace();
+		} catch (Exception e) {
+			e.printStackTrace();
 			return null;
 		}
 		if (Files.exists(path)) {
@@ -92,7 +93,8 @@ public class FileInfoService {
 					requestedThumbUrl = Paths.get("/").resolve(
 							rootFolderPath.relativize(requestedThumbPath)).toUri().getRawPath();
 				}
-			} catch (Exception ignored) {
+			} catch (Exception e) {
+				e.printStackTrace();
 			}
 			if (Files.isDirectory(path)) {
 				if (requestedFilename.isEmpty()) {
@@ -107,7 +109,8 @@ public class FileInfoService {
 				}
 				StringBuilder playlistContent = new StringBuilder();
 				try {
-					Files.list(path).forEach(p -> {
+					Stream<Path> stream = Files.list(path);
+					stream.forEach(p -> {
 						String fileName = p.getFileName().toString();
 						String fileUri = URLEncoder.encode(fileName, StandardCharsets.UTF_8)
 								.replace("+", "%20");
@@ -124,7 +127,8 @@ public class FileInfoService {
 								thumbPath = Paths.get("/lalafin/file" + requestedPath
 										+ "/.thumbnails/" + fileName + ".png");
 							}
-						} catch (Exception ignored) {
+						} catch (Exception e) {
+							e.printStackTrace();
 						}
 
 						FileInfoBase contentInfo;
@@ -177,12 +181,13 @@ public class FileInfoService {
 										contentInfo.thumbnailUrl += ".png";
 									}
 								}
-							} catch (Exception ignored) {
-
+							} catch (Exception e) {
+								e.printStackTrace();
 							}
 						}
 						folderInfo.content.add(contentInfo);
 					});
+					stream.close();
 					if (playlistPath != null) {
 						playlistPath.getParent().toFile().mkdirs();
 						Files.writeString(playlistPath, playlistContent.toString());
@@ -196,7 +201,8 @@ public class FileInfoService {
 										+ playlistFileUri) + "/" + playlistFileUri;
 						folderInfo.playlist = playlistInfo;
 					}
-				} catch (IOException ignored) {
+				} catch (IOException e) {
+					e.printStackTrace();
 				}
 				return folderInfo;
 			} else {
diff --git a/src/main/java/sh/rhiobet/lalafin/file/ThumbnailService.java b/src/main/java/sh/rhiobet/lalafin/file/ThumbnailService.java
index 3e2211c..f5d3e86 100644
--- a/src/main/java/sh/rhiobet/lalafin/file/ThumbnailService.java
+++ b/src/main/java/sh/rhiobet/lalafin/file/ThumbnailService.java
@@ -8,6 +8,7 @@ import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.NoSuchElementException;
 import java.util.Optional;
+import java.util.stream.Stream;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipFile;
 import javax.enterprise.context.ApplicationScoped;
@@ -87,11 +88,13 @@ public class ThumbnailService {
                 + URLDecoder.decode(folderInfo.directUrl, StandardCharsets.UTF_8));
 
         try {
-            Optional<Path> imgPath = Files.list(folderPath).sorted()
+            Stream<Path> stream = Files.list(folderPath);
+            Optional<Path> imgPath = stream.sorted()
                     .filter(p -> !Files.isDirectory(p)
                             && (p.toString().toLowerCase().endsWith(".png")
                                     || p.toString().toLowerCase().endsWith(".jpg")))
                     .findFirst();
+            stream.close();
             if (imgPath.isPresent()) {
                 thumbPath.getParent().toFile().mkdirs();
 
diff --git a/src/main/java/sh/rhiobet/lalafin/upload/UploadService.java b/src/main/java/sh/rhiobet/lalafin/upload/UploadService.java
index e3a2856..5e8fe3f 100644
--- a/src/main/java/sh/rhiobet/lalafin/upload/UploadService.java
+++ b/src/main/java/sh/rhiobet/lalafin/upload/UploadService.java
@@ -19,6 +19,7 @@ import java.util.ArrayList;
 import java.util.Comparator;
 import java.util.List;
 import java.util.Optional;
+import java.util.stream.Stream;
 import javax.crypto.Cipher;
 import javax.crypto.CipherInputStream;
 import javax.crypto.NoSuchPaddingException;
@@ -92,7 +93,8 @@ public class UploadService {
 
         List<UploadedFile> uploadedFiles = new ArrayList<>();
         try {
-            Files.list(folderPath).forEach(p -> {
+            Stream<Path> stream = Files.list(folderPath);
+            stream.forEach(p -> {
                 final UploadedFile uploadedFile = new UploadedFile();
                 uploadedFile.iv = p.getFileName().toString();
                 uploadedFile.downloadUrl = "/api/public/upload/" + user + "/" + uploadedFile.iv;
@@ -108,6 +110,7 @@ public class UploadService {
                     e.printStackTrace();
                 }
             });
+            stream.close();
             return Response.ok(uploadedFiles).build();
         } catch (IOException e) {
             e.printStackTrace();
@@ -185,8 +188,10 @@ public class UploadService {
             return Response.status(Response.Status.NOT_FOUND).build();
         }
         try {
-            Files.walk(folderPath).sorted(Comparator.reverseOrder()).map(Path::toFile)
-                    .forEach(File::delete);
+            Stream<File> stream = Files.walk(folderPath).sorted(
+                    Comparator.reverseOrder()).map(Path::toFile);
+            stream.forEach(File::delete);
+            stream.close();
             return Response.ok().build();
         } catch (IOException e) {
             e.printStackTrace();