I have been using pentaho report designer 1.1. Some of the Vietnamese characters has not been supported in Excel. For example Vietnamese string TỔNG GIÁM ĐỐC not displaying properly in Excel. Instead of display the string TỔNG GIÁM ĐỐC, Excel Report has been displaying string as TỔNG GIA769M ĐÔ769C .How to resolve this issue?. Is any one have idea to resolve this issue?