diff --git a/Common/kernel.pro b/Common/kernel.pro
index 1c7ed1fc0c..b8e51ebf4f 100644
--- a/Common/kernel.pro
+++ b/Common/kernel.pro
@@ -33,6 +33,7 @@ HEADERS += \
 	./../DesktopEditor/graphics/TemporaryCS.h
 
 SOURCES += \
+	../OdfFile/Common/logging.cpp \
 	./../DesktopEditor/graphics/TemporaryCS.cpp
 
 # THREAD
diff --git a/OfficeUtils/src/OfficeUtils.cpp b/OfficeUtils/src/OfficeUtils.cpp
index 22c4734a85..6863bd590e 100644
--- a/OfficeUtils/src/OfficeUtils.cpp
+++ b/OfficeUtils/src/OfficeUtils.cpp
@@ -33,6 +33,8 @@
 #include "ZipUtilsCP.h"
 #include "../../DesktopEditor/common/File.h"
 #include "../../DesktopEditor/common/Directory.h"
+#include "../../OdfFile/Common/logging.h"
+#include <sstream>
 
 COfficeUtils::COfficeUtils(OnProgressCallback* fCallback)
 {
@@ -48,10 +50,12 @@ HRESULT COfficeUtils::ExtractToDirectory(const std::wstring& _zipFile, const std
 	std::wstring zipFile = _zipFile;
 	std::wstring unzipDir = _unzipDir;
 #endif
+    _CP_LOG << L"start unzip" << std::endl;
 
 	if( ZLibZipUtils::UnzipToDir( zipFile.c_str(), unzipDir.c_str(), m_fCallback, password, ( extract_without_path > 0 ) ? (true) : (false) ) == 0 )
 	{
-		return S_OK;
+        _CP_LOG << L"end unzip" << std::endl;
+        return S_OK;
 	}
 	else
 	{
@@ -65,11 +69,13 @@ HRESULT COfficeUtils::ExtractToDirectory(BYTE* data, size_t len, const std::wstr
 	std::wstring unzipDir = CorrectPathW(_unzipDir);
 #else
 	std::wstring unzipDir = _unzipDir;
-#endif
+#endif    
+    _CP_LOG << L"start unzip" << std::endl;
 
-	if( ZLibZipUtils::UnzipToDir( data, len, unzipDir.c_str(), m_fCallback, password, ( extract_without_path > 0 ) ? (true) : (false) ) == 0 )
+    if( ZLibZipUtils::UnzipToDir( data, len, unzipDir.c_str(), m_fCallback, password, ( extract_without_path > 0 ) ? (true) : (false) ) == 0 )
 	{
-		return S_OK;
+        _CP_LOG << L"end unzip" << std::endl;
+        return S_OK;
 	}
 	else
 	{
@@ -87,13 +93,15 @@ HRESULT COfficeUtils::CompressFileOrDirectory(const std::wstring& _name, const s
 	std::wstring name = _name;
 	std::wstring outputFile = _outputFile;
 #endif
+    _CP_LOG << L"start zip" << std::endl;
 
 	HRESULT result = S_FALSE;
 	if(NSDirectory::Exists(name))
 	{
 		if ( ZLibZipUtils::ZipDir( name.c_str(), outputFile.c_str(), m_fCallback, bSorted, method, level, bDateTime ) == 0 )
 		{
-			result = S_OK;
+            _CP_LOG << L"end zip" << std::endl;
+            result = S_OK;
 		}
 		else
 		{
@@ -104,7 +112,8 @@ HRESULT COfficeUtils::CompressFileOrDirectory(const std::wstring& _name, const s
 	{
 		if ( ZLibZipUtils::ZipFile( name.c_str(), outputFile.c_str(), method, level, bDateTime ) == 0 )
 		{
-			result = S_OK;
+            _CP_LOG << L"end zip" << std::endl;
+            result = S_OK;
 		}
 		else
 		{
diff --git a/X2tConverter/src/ASCConverters.cpp b/X2tConverter/src/ASCConverters.cpp
index 23d8a737e0..f5d1202358 100644
--- a/X2tConverter/src/ASCConverters.cpp
+++ b/X2tConverter/src/ASCConverters.cpp
@@ -59,6 +59,7 @@
 
 #include "../../DesktopEditor/doctrenderer/docbuilder.h"
 #include "../../MsBinaryFile/Common/Vba/VbaReader.h"
+#include "../../OdfFile/Common/logging.h"
 
 namespace NExtractTools
 {
@@ -1577,6 +1578,7 @@ namespace NExtractTools
 
 	_UINT32 fromInputParams(InputParams& oInputParams)
 	{
+		_CP_LOG << L"start/detect conversion" << std::endl;
 		TConversionDirection conversion = oInputParams.getConversionDirection();
 		
 		std::wstring sFileFrom = oInputParams.m_sFileFrom  ? *oInputParams.m_sFileFrom : L"";
@@ -1647,11 +1649,13 @@ namespace NExtractTools
 				NSFile::CFileBinary::SetTempPath(sGlobalTempDir);
 			return AVS_FILEUTILS_ERROR_CONVERT_LIMITS;
 		}
+		_CP_LOG << L"doct initialize" << std::endl;
 
 #ifndef BUILD_X2T_AS_LIBRARY_DYLIB
 		NSDoctRenderer::CDocBuilder::Initialize();
 #endif
 
+		_CP_LOG << L"start conversion" << std::endl;
 		_UINT32 result = 0;
 		switch (conversion)
 		{
@@ -2310,10 +2314,13 @@ namespace NExtractTools
 		if (!sGlobalTempDir.empty())
 			NSFile::CFileBinary::SetTempPath(sGlobalTempDir);
 
+		_CP_LOG << L"end conversion and start dispose doctrenderer" << std::endl;
 		// clean up v8
 #ifndef BUILD_X2T_AS_LIBRARY_DYLIB
 		NSDoctRenderer::CDocBuilder::Dispose();
 #endif
+		_CP_LOG << L"finish" << std::endl;
+
 		if (SUCCEEDED_X2T(result) && oInputParams.m_bOutputConvertCorrupted)
 		{
 			return AVS_FILEUTILS_ERROR_CONVERT_CORRUPTED;