1 files changed, 6 insertions, 0 deletions

diff --git a/src/stable/string.cpp b/src/stable/string.cpp
index 3029584..ed7be27 100644
--- a/src/stable/string.cpp
+++ b/src/stable/string.cpp
@@ -967,18 +967,24 @@ Bu::String Bu::String::toUpper() const
 int16_t Bu::String::toInt16( int iRadix ) const
 {
     flatten();
+    if( core->pFirst == NULL || core->nLength == 0 )
+        return 0;
     return strtol( core->pFirst->pData, NULL, iRadix );
 }
 
 int32_t Bu::String::toInt32( int iRadix ) const
 {
     flatten();
+    if( core->pFirst == NULL || core->nLength == 0 )
+        return 0;
     return strtol( core->pFirst->pData, NULL, iRadix );
 }
 
 int64_t Bu::String::toInt64( int iRadix ) const
 {
     flatten();
+    if( core->pFirst == NULL || core->nLength == 0 )
+        return 0;
     return strtoll( core->pFirst->pData, NULL, iRadix );
 }