diff --git a/Core/CoreParameter.h b/Core/CoreParameter.h
index 3ca526b46a..13deda4162 100644
--- a/Core/CoreParameter.h
+++ b/Core/CoreParameter.h
@@ -21,6 +21,7 @@
 
 #include "Common/File/Path.h"
 #include "Core/Compatibility.h"
+#include "Core/Loaders.h"
 
 enum GPUCore {
 	GPUCORE_GLES,
@@ -86,6 +87,7 @@ struct CoreParameter {
 	bool frozen = false;
 
 	FileLoader *mountIsoLoader = nullptr;
+	IdentifiedFileType fileType = IdentifiedFileType::UNKNOWN;
 
 	Compatibility compat;
 };
diff --git a/Core/ELF/PBPReader.cpp b/Core/ELF/PBPReader.cpp
index 72cab6df8d..9306585f12 100644
--- a/Core/ELF/PBPReader.cpp
+++ b/Core/ELF/PBPReader.cpp
@@ -23,7 +23,7 @@
 #include "Core/Loaders.h"
 #include "Core/ELF/PBPReader.h"
 
-PBPReader::PBPReader(FileLoader *fileLoader) : file_(nullptr), header_(), isELF_(false) {
+PBPReader::PBPReader(FileLoader *fileLoader) {
 	if (!fileLoader->Exists()) {
 		ERROR_LOG(Log::Loader, "Failed to open PBP file %s", fileLoader->GetPath().c_str());
 		return;
@@ -48,12 +48,19 @@ PBPReader::PBPReader(FileLoader *fileLoader) : file_(nullptr), header_(), isELF_
 	file_ = fileLoader;
 }
 
-bool PBPReader::GetSubFile(PBPSubFile file, std::vector<u8> *out) {
+bool PBPReader::GetSubFile(PBPSubFile file, std::vector<u8> *out) const {
 	if (!file_) {
 		return false;
 	}
 
 	const size_t expected = GetSubFileSize(file);
+
+	// This is only used to get the PARAM.SFO, so let's have a strict 256MB file size limit for sanity.
+	if (expected > 256 * 1024 * 1024) {
+		ERROR_LOG(Log::Loader, "Bad subfile size: %d", (int)expected);
+		return false;
+	}
+
 	const u32 off = header_.offsets[(int)file];
 
 	out->resize(expected);
@@ -67,13 +74,19 @@ bool PBPReader::GetSubFile(PBPSubFile file, std::vector<u8> *out) {
 	return true;
 }
 
-void PBPReader::GetSubFileAsString(PBPSubFile file, std::string *out) {
+bool PBPReader::GetSubFileAsString(PBPSubFile file, std::string *out) const {
 	if (!file_) {
 		out->clear();
-		return;
+		return false;
 	}
 
 	const size_t expected = GetSubFileSize(file);
+
+	// This is only used to get the PNG, AT3 etc, so let's have a strict 256MB file size limit for sanity.
+	if (expected > 256 * 1024 * 1024) {
+		ERROR_LOG(Log::Loader, "Bad subfile size: %d", (int)expected);
+		return false;
+	}
 	const u32 off = header_.offsets[(int)file];
 
 	out->resize(expected);
diff --git a/Core/ELF/PBPReader.h b/Core/ELF/PBPReader.h
index af322deb74..572f215ad5 100644
--- a/Core/ELF/PBPReader.h
+++ b/Core/ELF/PBPReader.h
@@ -50,10 +50,10 @@ public:
 	bool IsValid() const { return file_ != nullptr; }
 	bool IsELF() const { return file_ == nullptr && isELF_; }
 
-	bool GetSubFile(PBPSubFile file, std::vector<u8> *out);
-	void GetSubFileAsString(PBPSubFile file, std::string *out);
+	bool GetSubFile(PBPSubFile file, std::vector<u8> *out) const;
+	bool GetSubFileAsString(PBPSubFile file, std::string *out) const;
 
-	size_t GetSubFileSize(PBPSubFile file) {
+	size_t GetSubFileSize(PBPSubFile file) const {
 		int num = (int)file;
 		if (num < 7) {
 			return header_.offsets[file + 1] - header_.offsets[file];
@@ -63,8 +63,8 @@ public:
 	}
 
 private:
-	FileLoader *file_;
-	size_t fileSize_;
-	const PBPHeader header_;
-	bool isELF_;
+	FileLoader *file_ = nullptr;
+	size_t fileSize_ = 0;
+	const PBPHeader header_{};
+	bool isELF_ = false;
 };
diff --git a/Core/FileSystems/BlockDevices.cpp b/Core/FileSystems/BlockDevices.cpp
index 4b968722d7..8a7f55be88 100644
--- a/Core/FileSystems/BlockDevices.cpp
+++ b/Core/FileSystems/BlockDevices.cpp
@@ -428,10 +428,12 @@ NPDRMDemoBlockDevice::NPDRMDemoBlockDevice(FileLoader *fileLoader)
 	memcpy(psarStr, &psar_id, 4);
 
 	// Protect against a badly decrypted header, and send information through the assert about what's being played (implicitly).
-	_assert_msg_(blockLBAs_ <= 4096, "Bad blockLBAs in header: %08x (%s) psar: %s", blockLBAs_, fileLoader->GetPath().ToVisualString().c_str(), psarStr);
+	_dbg_assert_msg_(blockLBAs_ <= 4096, "Bad blockLBAs in header: %08x (%s) psar: %s", blockLBAs_, fileLoader->GetPath().ToVisualString().c_str(), psarStr);
 
 	// When we remove the above assert, let's just try to survive.
 	if (blockLBAs_ > 4096) {
+		ERROR_LOG(Log::Loader, "Bad blockLBAs in header: %08x (%s) psar: %s", blockLBAs_, fileLoader->GetPath().ToVisualString().c_str(), psarStr);
+		// We'll end up displaying an error message since ReadBlock will fail.
 		return;
 	}
 
@@ -447,7 +449,7 @@ NPDRMDemoBlockDevice::NPDRMDemoBlockDevice(FileLoader *fileLoader)
 	table_ = new table_info[numBlocks_];
 
 	readSize = fileLoader_->ReadAt(psarOffset + tableOffset_, 1, tableSize_, table_);
-	if (readSize!=tableSize_){
+	if (readSize != tableSize_){
 		ERROR_LOG(Log::Loader, "Invalid NPUMDIMG table!");
 	}
 
diff --git a/Core/HLE/scePspNpDrm_user.cpp b/Core/HLE/scePspNpDrm_user.cpp
index b81d92a601..d8194c8904 100644
--- a/Core/HLE/scePspNpDrm_user.cpp
+++ b/Core/HLE/scePspNpDrm_user.cpp
@@ -4,27 +4,23 @@
 #include "Core/HLE/FunctionWrappers.h"
 #include "Core/HLE/sceIo.h"
 
-static int sceNpDrmSetLicenseeKey(u32 npDrmKeyAddr)
-{
-	INFO_LOG(Log::HLE, "call sceNpDrmSetLicenseeKey(%08x)", npDrmKeyAddr);
+static int sceNpDrmSetLicenseeKey(u32 npDrmKeyAddr) {
+	WARN_LOG(Log::HLE, "UNIMPL: sceNpDrmSetLicenseeKey(%08x)", npDrmKeyAddr);
 	return 0;
 }
 
-static int sceNpDrmClearLicenseeKey()
-{
-	INFO_LOG(Log::HLE, "call sceNpDrmClearLicenseeKey()");
+static int sceNpDrmClearLicenseeKey() {
+	WARN_LOG(Log::HLE, "UNIMPL: sceNpDrmClearLicenseeKey()");
 	return 0;
 }
 
-static int sceNpDrmRenameCheck(const char *filename)
-{
-	INFO_LOG(Log::HLE, "call sceNpDrmRenameCheck(%s)", filename);
+static int sceNpDrmRenameCheck(const char *filename) {
+	WARN_LOG(Log::HLE, "UNIMPL: sceNpDrmRenameCheck(%s)", filename);
 	return 0;
 }
 
-static int sceNpDrmEdataSetupKey(u32 edataFd)
-{
-	INFO_LOG(Log::HLE, "call sceNpDrmEdataSetupKey %x", edataFd);
+static int sceNpDrmEdataSetupKey(u32 edataFd) {
+	INFO_LOG(Log::HLE, "sceNpDrmEdataSetupKey(%x)", edataFd);
 	int usec = 0;
 	// set PGD offset
 	int retval = __IoIoctl(edataFd, 0x04100002, 0x90, 0, 0, 0, usec);
@@ -37,20 +33,17 @@ static int sceNpDrmEdataSetupKey(u32 edataFd)
 	return hleDelayResult(retval, "io ctrl command", usec);
 }
 
-static int sceNpDrmEdataGetDataSize(u32 edataFd)
-{
-	INFO_LOG(Log::HLE, "call sceNpDrmEdataGetDataSize %x", edataFd);
+static int sceNpDrmEdataGetDataSize(u32 edataFd) {
+	INFO_LOG(Log::HLE, "sceNpDrmEdataGetDataSize %x", edataFd);
 	return sceIoIoctl(edataFd, 0x04100010, 0, 0, 0, 0);
 }
 
-static int sceNpDrmOpen()
-{
-	ERROR_LOG(Log::HLE, "UNIMPL sceNpDrmOpen");
+static int sceNpDrmOpen() {
+	ERROR_LOG(Log::HLE, "UNIMPL: sceNpDrmOpen()");
 	return 0;
 }
 
-const HLEFunction sceNpDrm[] =
-{ 
+const HLEFunction sceNpDrm[] = {
 	{0XA1336091, &WrapI_U<sceNpDrmSetLicenseeKey>,   "sceNpDrmSetLicenseeKey",   'i', "x"},
 	{0X9B745542, &WrapI_V<sceNpDrmClearLicenseeKey>, "sceNpDrmClearLicenseeKey", 'i', "" },
 	{0X275987D1, &WrapI_C<sceNpDrmRenameCheck>,      "sceNpDrmRenameCheck",      'i', "s"},
@@ -59,8 +52,7 @@ const HLEFunction sceNpDrm[] =
 	{0X2BAA4294, &WrapI_V<sceNpDrmOpen>,             "sceNpDrmOpen",             'i', "" },
 };
 
-void Register_sceNpDrm()
-{
+void Register_sceNpDrm() {
 	RegisterModule("sceNpDrm", ARRAY_SIZE(sceNpDrm), sceNpDrm);
 	RegisterModule("scePspNpDrm_user", ARRAY_SIZE(sceNpDrm), sceNpDrm);
 }
diff --git a/Core/System.cpp b/Core/System.cpp
index 2cf51d96c4..69e92f0fb2 100644
--- a/Core/System.cpp
+++ b/Core/System.cpp
@@ -254,6 +254,7 @@ bool CPU_Init(std::string *errorString, FileLoader *loadedFile) {
 	if (!g_CoreParameter.mountIso.empty()) {
 		g_CoreParameter.mountIsoLoader = ConstructFileLoader(g_CoreParameter.mountIso);
 	}
+	g_CoreParameter.fileType = type;
 
 	MIPSAnalyst::Reset();
 	Replacement_Init();
diff --git a/GPU/Debugger/Record.cpp b/GPU/Debugger/Record.cpp
index 88ee8353ea..d9e17c7550 100644
--- a/GPU/Debugger/Record.cpp
+++ b/GPU/Debugger/Record.cpp
@@ -151,7 +151,12 @@ static void DirtyDrawnVRAM() {
 	DirtyVRAM(gstate.getFrameBufAddress(), bytes, DirtyVRAMFlag::DRAWN);
 }
 
-static void BeginRecording() {
+static bool BeginRecording() {
+	if (PSP_CoreParameter().fileType == IdentifiedFileType::PPSSPP_GE_DUMP) {
+		// Can't record a GE dump.
+		return false;
+	}
+
 	active = true;
 	nextFrame = false;
 	lastTextures.clear();
@@ -178,6 +183,7 @@ static void BeginRecording() {
 	}
 
 	DirtyAllVRAM(DirtyVRAMFlag::DIRTY);
+	return true;
 }
 
 static void WriteCompressed(FILE *fp, const void *p, size_t sz) {
@@ -619,6 +625,10 @@ void ClearCallback() {
 
 static void FinishRecording() {
 	// We're done - this was just to write the result out.
+	if (!active) {
+		return;
+	}
+
 	Path filename = WriteRecording();
 	commands.clear();
 	pushbuf.clear();
@@ -785,7 +795,7 @@ void NotifyDisplay(u32 framebuf, int stride, int fmt) {
 	}
 	if (!active && nextFrame && (gstate_c.skipDrawReason & SKIPDRAW_SKIPFRAME) == 0) {
 		NOTICE_LOG(Log::System, "Recording starting on display...");
-		BeginRecording();
+		BeginRecording();  // TODO: Handle return value.
 	}
 	if (!active) {
 		return;
diff --git a/UI/EmuScreen.cpp b/UI/EmuScreen.cpp
index b396f2157f..8b30ccf01c 100644
--- a/UI/EmuScreen.cpp
+++ b/UI/EmuScreen.cpp
@@ -1398,7 +1398,7 @@ ScreenRenderFlags EmuScreen::render(ScreenRenderMode mode) {
 
 		Draw::BackendState state = draw->GetCurrentBackendState();
 		if (state.valid) {
-			_dbg_assert_msg_(state.passes >= 1, "skipB: %d sw: %d mode: %d back: %d tag: %s", (int)skipBufferEffects, (int)g_Config.bSoftwareRendering, (int)mode, (int)g_Config.iGPUBackend, screenManager()->topScreen()->tag());
+			_dbg_assert_msg_(state.passes >= 1, "skipB: %d sw: %d mode: %d back: %d tag: %s behi: %d", (int)skipBufferEffects, (int)g_Config.bSoftwareRendering, (int)mode, (int)g_Config.iGPUBackend, screenManager()->topScreen()->tag(), (int)g_Config.bRunBehindPauseMenu);
 			// Workaround any remaining bugs like this.
 			if (state.passes == 0) {
 				draw->BindFramebufferAsRenderTarget(nullptr, { RPAction::CLEAR, RPAction::CLEAR, RPAction::CLEAR, }, "EmuScreen_SafeFallback");
diff --git a/assets/compat.ini b/assets/compat.ini
index c86e513f86..7e446b9db7 100644
--- a/assets/compat.ini
+++ b/assets/compat.ini
@@ -831,6 +831,12 @@ ULJS00188 = true
 UCES00018 = true
 UCUS98601 = true
 
+# PlayStation Network Collection: Power Pack (#19571)
+UCES01160 = true
+
+# PlayStation Network Collection: Puzzle Pack
+UCES01159 = true
+
 [GoWFramerateHack60]
 # Replaces ForceMax60FPS for GOW games, should provide smoother experience
 # Also works around softlock in GOW:GOS , see #8299