diff --git a/Core/FileLoaders/HTTPFileLoader.cpp b/Core/FileLoaders/HTTPFileLoader.cpp
index 24e5387447f4..2f75ba294a71 100644
--- a/Core/FileLoaders/HTTPFileLoader.cpp
+++ b/Core/FileLoaders/HTTPFileLoader.cpp
@@ -117,7 +117,7 @@ void HTTPFileLoader::Prepare() {
 
 int HTTPFileLoader::SendHEAD(const Url &url, std::vector<std::string> &responseHeaders) {
 	if (!url.Valid()) {
-		ERROR_LOG(LOADER, "HTTP request failed, invalid URL");
+		ERROR_LOG(LOADER, "HTTP request failed, invalid URL: '%s'", url.ToString().c_str());
 		latestError_ = "Invalid URL";
 		return -400;
 	}
@@ -131,7 +131,7 @@ int HTTPFileLoader::SendHEAD(const Url &url, std::vector<std::string> &responseH
 	client_.SetDataTimeout(20.0);
 	Connect();
 	if (!connected_) {
-		ERROR_LOG(LOADER, "HTTP request failed, failed to connect: %s port %d", url.Host().c_str(), url.Port());
+		ERROR_LOG(LOADER, "HTTP request failed, failed to connect: %s port %d (resource: '%s')", url.Host().c_str(), url.Port(), url.Resource().c_str());
 		latestError_ = "Could not connect (refused to connect)";
 		return -400;
 	}
diff --git a/Core/FileSystems/BlockDevices.cpp b/Core/FileSystems/BlockDevices.cpp
index 3ada5b861cdd..01086a3f6488 100644
--- a/Core/FileSystems/BlockDevices.cpp
+++ b/Core/FileSystems/BlockDevices.cpp
@@ -40,8 +40,14 @@ extern "C"
 std::mutex NPDRMDemoBlockDevice::mutex_;
 
 BlockDevice *constructBlockDevice(FileLoader *fileLoader) {
-	if (!fileLoader->Exists())
+	if (!fileLoader->Exists()) {
 		return nullptr;
+	}
+	if (fileLoader->IsDirectory()) {
+		ERROR_LOG(LOADER, "Can't open directory directly as block device: %s", fileLoader->GetPath().c_str());
+		return nullptr;
+	}
+
 	char buffer[8]{};
 	size_t size = fileLoader->ReadAt(0, 1, 8, buffer);
 	if (size != 8) {
@@ -61,7 +67,7 @@ BlockDevice *constructBlockDevice(FileLoader *fileLoader) {
 		return new CHDFileBlockDevice(fileLoader);
 	}
 
-	// Should be just a regular ISO. Let's open it as a plain block device and let the other systems take over.
+	// Should be just a regular ISO file. Let's open it as a plain block device and let the other systems take over.
 	return new FileBlockDevice(fileLoader);
 }
 
diff --git a/UI/GameInfoCache.cpp b/UI/GameInfoCache.cpp
index dc0cde0a4a6c..3e9ed1d496e8 100644
--- a/UI/GameInfoCache.cpp
+++ b/UI/GameInfoCache.cpp
@@ -127,7 +127,8 @@ u64 GameInfo::GetGameSizeOnDiskInBytes() {
 	case IdentifiedFileType::PSP_PBP_DIRECTORY:
 	case IdentifiedFileType::PSP_SAVEDATA_DIRECTORY:
 		return File::ComputeRecursiveDirectorySize(ResolvePBPDirectory(filePath_));
-
+	case IdentifiedFileType::PSP_DISC_DIRECTORY:
+		return File::ComputeRecursiveDirectorySize(GetFileLoader()->GetPath());
 	default:
 		return GetFileLoader()->FileSize();
 	}
@@ -138,7 +139,8 @@ u64 GameInfo::GetGameSizeUncompressedInBytes() {
 	case IdentifiedFileType::PSP_PBP_DIRECTORY:
 	case IdentifiedFileType::PSP_SAVEDATA_DIRECTORY:
 		return File::ComputeRecursiveDirectorySize(ResolvePBPDirectory(filePath_));
-
+	case IdentifiedFileType::PSP_DISC_DIRECTORY:
+		return File::ComputeRecursiveDirectorySize(GetFileLoader()->GetPath());
 	default:
 	{
 		BlockDevice *blockDevice = constructBlockDevice(GetFileLoader().get());
@@ -576,7 +578,6 @@ class GameInfoWorkItem : public Task {
 
 		case IdentifiedFileType::PSP_DISC_DIRECTORY:
 			{
-				info_->fileType = IdentifiedFileType::PSP_ISO;
 				SequentialHandleAllocator handles;
 				VirtualDiscFileSystem umd(&handles, gamePath_);
 
@@ -606,7 +607,6 @@ class GameInfoWorkItem : public Task {
 		case IdentifiedFileType::PSP_ISO:
 		case IdentifiedFileType::PSP_ISO_NP:
 			{
-				info_->fileType = IdentifiedFileType::PSP_ISO;
 				SequentialHandleAllocator handles;
 				// Let's assume it's an ISO.
 				// TODO: This will currently read in the whole directory tree. Not really necessary for just a