diff --git a/common/lc_blenderpreferences.cpp b/common/lc_blenderpreferences.cpp
index 6bac634f..9689e33b 100644
--- a/common/lc_blenderpreferences.cpp
+++ b/common/lc_blenderpreferences.cpp
@@ -3631,7 +3631,7 @@ bool lcBlenderPreferences::ExtractAddon(const QString FileName, QString& Result)
 
 	int Extracted = 0;
 
-	for (int FileIdx = 0; FileIdx < ZipFile.mFiles.GetSize(); FileIdx++)
+	for (quint32 FileIdx = 0; FileIdx < ZipFile.mFiles.size(); FileIdx++)
 	{
 		ZipFileInfo FileInfo(ZipFile.mFiles[FileIdx]);
 		quint32 Mode = FileInfo.ZipInfo.external_fa;
@@ -3742,7 +3742,7 @@ bool lcBlenderPreferences::ExtractAddon(const QString FileName, QString& Result)
 	}
 
 	if (!Ok)
-		Result = tr("%1 of %2 files extracted.").arg(Extracted).arg(ZipFile.mFiles.GetSize());
+		Result = tr("%1 of %2 files extracted.").arg(Extracted).arg(ZipFile.mFiles.size());
 
 	return Ok;
 }
diff --git a/common/lc_library.cpp b/common/lc_library.cpp
index 12a2f833..3e3b67bd 100644
--- a/common/lc_library.cpp
+++ b/common/lc_library.cpp
@@ -379,7 +379,7 @@ bool lcPiecesLibrary::OpenArchive(std::unique_ptr<lcFile> File, lcZipFileType Zi
 	std::unique_ptr<lcLibrarySource> Source(new lcLibrarySource);
 	Source->Type = ZipFileType != lcZipFileType::StudStyle ? lcLibrarySourceType::Library : lcLibrarySourceType::StudStyle;
 
-	for (int FileIdx = 0; FileIdx < ZipFile->mFiles.GetSize(); FileIdx++)
+	for (quint32 FileIdx = 0; FileIdx < ZipFile->mFiles.size(); FileIdx++)
 	{
 		lcZipFileInfo& FileInfo = ZipFile->mFiles[FileIdx];
 		char NameBuffer[LC_PIECE_NAME_LEN];
diff --git a/common/lc_synth.cpp b/common/lc_synth.cpp
index 6d0fdfea..596e5f52 100644
--- a/common/lc_synth.cpp
+++ b/common/lc_synth.cpp
@@ -1515,8 +1515,6 @@ lcMesh* lcSynthInfo::CreateMesh(const std::vector<lcPieceControlPoint>& ControlP
 	AddParts(File, MeshData, Sections);
 
 	File.WriteU8(0);
-
-	lcArray<lcMeshLoaderTextureMap> TextureStack;
 	File.Seek(0, SEEK_SET);
 
 	lcMeshLoader MeshLoader(MeshData, false, nullptr, false);
diff --git a/common/lc_zipfile.cpp b/common/lc_zipfile.cpp
index 3ad2cc78..8709ffbf 100644
--- a/common/lc_zipfile.cpp
+++ b/common/lc_zipfile.cpp
@@ -352,12 +352,12 @@ bool lcZipFile::ReadCentralDir()
 	quint64 PosInCentralDir = mCentralDirOffset;
 
 	mFile->Seek(PosInCentralDir + mBytesBeforeZipFile, SEEK_SET);
-	mFiles.AllocGrow((int)mNumEntries);
+	mFiles.reserve(mNumEntries);
 
 	for (quint64 FileNum = 0; FileNum < mNumEntries; FileNum++)
 	{
 		quint32 Magic, Number32;
-		lcZipFileInfo& FileInfo = mFiles.Add();
+		lcZipFileInfo& FileInfo = mFiles.emplace_back();
 		long Seek = 0;
 
 		FileInfo.write_buffer = nullptr;
@@ -569,7 +569,7 @@ bool lcZipFile::ReadCentralDir()
 
 bool lcZipFile::ExtractFile(const char* FileName, lcMemFile& File, quint32 MaxLength)
 {
-	for (int FileIdx = 0; FileIdx < mFiles.GetSize(); FileIdx++)
+	for (quint32 FileIdx = 0; FileIdx < mFiles.size(); FileIdx++)
 	{
 		lcZipFileInfo& FileInfo = mFiles[FileIdx];
 
@@ -580,7 +580,7 @@ bool lcZipFile::ExtractFile(const char* FileName, lcMemFile& File, quint32 MaxLe
 	return false;
 }
 
-bool lcZipFile::ExtractFile(int FileIndex, lcMemFile& File, quint32 MaxLength)
+bool lcZipFile::ExtractFile(quint32 FileIndex, lcMemFile& File, quint32 MaxLength)
 {
 	QMutexLocker Lock(&mMutex);
 
diff --git a/common/lc_zipfile.h b/common/lc_zipfile.h
index 8b77fc00..c1d5349d 100644
--- a/common/lc_zipfile.h
+++ b/common/lc_zipfile.h
@@ -1,7 +1,5 @@
 #pragma once
 
-#include "lc_array.h"
-
 #ifdef DeleteFile
 #undef DeleteFile
 #endif
@@ -61,10 +59,10 @@ public:
 	bool OpenRead(std::unique_ptr<lcFile> File);
 	bool OpenWrite(const QString& FileName);
 
-	bool ExtractFile(int FileIndex, lcMemFile& File, quint32 MaxLength = 0xffffffff);
+	bool ExtractFile(quint32 FileIndex, lcMemFile& File, quint32 MaxLength = 0xffffffff);
 	bool ExtractFile(const char* FileName, lcMemFile& File, quint32 MaxLength = 0xffffffff);
 
-	lcArray<lcZipFileInfo> mFiles;
+	std::vector<lcZipFileInfo> mFiles;
 
 protected:
 	bool Open();
diff --git a/common/pieceinf.cpp b/common/pieceinf.cpp
index a1838575..d3b95329 100644
--- a/common/pieceinf.cpp
+++ b/common/pieceinf.cpp
@@ -86,7 +86,6 @@ void PieceInfo::SetModel(lcModel* Model, bool UpdateMesh, Project* CurrentProjec
 		}
 
 		lcLibraryMeshData MeshData;
-		lcArray<lcMeshLoaderTextureMap> TextureStack;
 		PieceFile.Seek(0, SEEK_SET);
 
 		lcMeshLoader MeshLoader(MeshData, true, CurrentProject, SearchProjectFolder);