Spire.XLS 8.7.2 fixes the issue that the named ranges got lost after copying a worksheet

We're pleased to announce that Spire.XLS 8.7.2 is released today. This version mainly fixes 3 issues listed below.

Bug Fixes:

• Fixes the issue that the color settings for columns with negative values in Column Chart did not work.
• Fixes the issue that the named ranges got lost after copying a worksheet.
• Fixes the issue that the application threw "ArgumentException" exception when loading an .xlsx file.