diff --git a/core/src/main/java/org/lsposed/lspd/service/PackageService.java b/core/src/main/java/org/lsposed/lspd/service/PackageService.java
index 5182c856..b27b2392 100644
--- a/core/src/main/java/org/lsposed/lspd/service/PackageService.java
+++ b/core/src/main/java/org/lsposed/lspd/service/PackageService.java
@@ -134,14 +134,14 @@ public class PackageService {
             res.addAll(pm.getInstalledPackages(flags, user.id).getList());
         }
         if (filterNoProcess) {
-            res = res.stream().filter(packageInfo -> {
+            res.removeIf(packageInfo -> {
                 try {
                     PackageInfo pkgInfo = getPackageInfoWithComponents(packageInfo.packageName, MATCH_ALL_FLAGS, packageInfo.applicationInfo.uid / 100000);
-                    return !fetchProcesses(pkgInfo).isEmpty();
+                    return fetchProcesses(pkgInfo).isEmpty();
                 } catch (RemoteException e) {
-                    return true;
+                    return false;
                 }
-            }).collect(Collectors.toList());
+            });
         }
         return new ParceledListSlice<>(res);
     }
@@ -209,7 +209,7 @@ public class PackageService {
 
             }
         }
-        if (pkgInfo == null || pkgInfo.applicationInfo == null || (!pkgInfo.packageName.equals("android") && (pkgInfo.applicationInfo.sourceDir == null || pkgInfo.applicationInfo.deviceProtectedDataDir == null || !new File(pkgInfo.applicationInfo.sourceDir).exists() || !new File(pkgInfo.applicationInfo.deviceProtectedDataDir).exists())))
+        if (pkgInfo == null || pkgInfo.applicationInfo == null || (!pkgInfo.packageName.equals("android") && (pkgInfo.applicationInfo.sourceDir == null || pkgInfo.applicationInfo.deviceProtectedDataDir == null || !new File(pkgInfo.applicationInfo.sourceDir).exists())))
             return null;
         return pkgInfo;
     }