Appcrash error in excel 2003

[Sintran]

When I save file as format 5.9/95, it show error as below:
Problem Event Name: APPCRASH
Application Name: EXCEL.EXE
Application Version: 11.0.5612.0
Application Timestamp: 3f39ff9d
Fault Module Name: EXCEL.EXE
Fault Module Version: 11.0.5612.0
Fault Module Timestamp: 3f39ff9d
Exception Code: c0000005
Exception Offset: 00029de1
OS Version: 6.0.6000.2.2.0.256.6
Locale ID: 1057

Please help me to fix it. Thanks you so much.