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-rw-r--r--src/core/file_sys/registered_cache.cpp7
-rw-r--r--src/core/file_sys/registered_cache.h1
2 files changed, 8 insertions, 0 deletions
diff --git a/src/core/file_sys/registered_cache.cpp b/src/core/file_sys/registered_cache.cpp
index 1fb66874e..b0cb65952 100644
--- a/src/core/file_sys/registered_cache.cpp
+++ b/src/core/file_sys/registered_cache.cpp
@@ -12,6 +12,7 @@
#include "common/logging/log.h"
#include "core/crypto/key_manager.h"
#include "core/file_sys/card_image.h"
+#include "core/file_sys/common_funcs.h"
#include "core/file_sys/content_archive.h"
#include "core/file_sys/nca_metadata.h"
#include "core/file_sys/registered_cache.h"
@@ -592,6 +593,12 @@ InstallResult RegisteredCache::InstallEntry(const NSP& nsp, bool overwrite_if_ex
const CNMT cnmt(cnmt_file);
const auto title_id = cnmt.GetTitleID();
+ const auto version = cnmt.GetTitleVersion();
+
+ if (title_id == GetBaseTitleID(title_id) && version == 0) {
+ return InstallResult::ErrorBaseInstall;
+ }
+
const auto result = RemoveExistingEntry(title_id);
// Install Metadata File
diff --git a/src/core/file_sys/registered_cache.h b/src/core/file_sys/registered_cache.h
index b31630014..d042aef90 100644
--- a/src/core/file_sys/registered_cache.h
+++ b/src/core/file_sys/registered_cache.h
@@ -38,6 +38,7 @@ enum class InstallResult {
ErrorAlreadyExists,
ErrorCopyFailed,
ErrorMetaFailed,
+ ErrorBaseInstall,
};
struct ContentProviderEntry {