Excel ssrs export to excel too many columns

Describes the cause and action for error messages.

Error Message(English)：
ssrs export to excel too many columns

Resolution

Microsoft Excel へのエクスポート (レポート ビルダーおよび SSRS) - SQL ...
https://docs.microsoft.com/ja-jp/sql/reporting-services/report-builder/exporting-to-microsoft-excel-・・・

Excel の制限
https://docs.microsoft.com/ja-jp/sql/reporting-services/report-builder/exporting-to-microsoft-excel-・・・

Excel レンダラー
https://docs.microsoft.com/ja-jp/sql/reporting-services/report-builder/exporting-to-microsoft-excel-・・・

Excel のレポート アイテム
https://docs.microsoft.com/ja-jp/sql/reporting-services/report-builder/exporting-to-microsoft-excel-・・・

ワークシートのタブ名
https://docs.microsoft.com/ja-jp/sql/reporting-services/report-builder/exporting-to-microsoft-excel-・・・

256-column limit still in effect exporting to Excel 2007+? - MSDN ...
https://social.msdn.microsoft.com/Forums/sqlserver/en-US/50635b56-0989-43b0-978b-1475e78015fa/256col・・・

getting extra column while exporting SSRS report into excel
https://social.msdn.microsoft.com/Forums/sqlserver/en-US/f36f87b4-1d55-4db3-81e9-e8ef17b56712/gettin・・・

How to Eliminate Merged Cells from a Reporting Services Excel ...
https://social.msdn.microsoft.com/Forums/sqlserver/en-US/eceea29c-5ee0-4035-9f19-d13a4e55dcf6/how-to・・・

What causes Excel export from SQL Server Reporting Services to ...
https://stackoverflow.com/questions/244184/what-causes-excel-export-from-sql-server-reporting-servic・・・