Index: src/libictranslate/ResourceManager.cpp
===================================================================
diff -u -N -rf6fe924675e9de6120b6c1eac2430fa5b2946251 -re9d0e63fbb826dd00b7c590d2dcda5e5f41b4b14
--- src/libictranslate/ResourceManager.cpp	(.../ResourceManager.cpp)	(revision f6fe924675e9de6120b6c1eac2430fa5b2946251)
+++ src/libictranslate/ResourceManager.cpp	(.../ResourceManager.cpp)	(revision e9d0e63fbb826dd00b7c590d2dcda5e5f41b4b14)
@@ -19,6 +19,7 @@
 *************************************************************************/
 #include "stdafx.h"
 #include "ResourceManager.h"
+#include "../libicpf/exception.h"
 #include "../libicpf/cfg.h"
 #include "../libicpf/crc32.h"
 #include <assert.h>
@@ -97,6 +98,11 @@
 		m_uiChecksum = 0;
 }
 
+const tchar_t* CTranslationItem::GetText() const
+{
+	return m_pszText ? m_pszText : _t("");
+}
+
 void CTranslationItem::SetText(const tchar_t* pszText, bool bUnescapeString)
 {
 	delete [] m_pszText;
@@ -524,6 +530,10 @@
 
 void CLangData::WriteTranslation(PCTSTR pszPath)
 {
+	if(!IsValidDescription())
+		THROW(_t("Invalid translation information (author, name or point size)"), 0, 0, 0);
+
+	// real writing
 	const int iBufferSize = 256;
 	tchar_t szTemp[iBufferSize];
 
@@ -693,6 +703,17 @@
 	m_bModified = true;
 }
 
+bool CLangData::IsValidDescription() const
+{
+	// basic sanity checks
+	if(!m_pszAuthor || m_pszAuthor[0] == _t('\0') ||
+		!m_pszLngName || m_pszLngName[0] == _t('\0') ||
+		!m_pszFontFace || m_pszFontFace[0] == _t('\0') ||
+		m_wPointSize == 0)
+		return false;
+	return true;
+}
+
 void CLangData::SetFnameData(PTSTR *ppszDst, PCTSTR pszSrc)
 {
 	if (*ppszDst)