Describes the cause and action for error messages.
Error Message(English)：
failed to publish excel workbook
Unable to publish Excel Dashboard.
https://community.powerbi.com/t5/Issues/Unable-to-publish-Excel-Dashboard/idi-p/642158
not able to import the xls file to web power BI.
https://community.powerbi.com/t5/Issues/not-able-to-import-the-xls-file-to-web-power-BI/idi-p/132044・・・
Unable to complete Connect to Excel using PowerBI ... - Microsoft ...
https://community.powerbi.com/t5/EdX-Specific-Training-Discussion/Unable-to-complete-Connect-to-Exce・・・
Completed Ideas - Microsoft Power BI Community
https://community.powerbi.com/t5/ideas/completedideaspage/board-id/Issues/page/4