Describes the cause and action for error messages.
Error Message(English)：
embed pdf cannot insert object
Embed object in Excel programmatically - Stack Overflow
https://stackoverflow.com/questions/17860447/embed-object-in-excel-programmatically
"Cannot insert object" error when adding ActiveX control like ...
https://stackoverflow.com/questions/16893446/cannot-insert-object-error-when-adding-activex-control-・・・
Why Can't I Insert a File in Microsoft Excel? | Chron.com
https://smallbusiness.chron.com/cant-insert-file-microsoft-excel-75574.html
Cannot insert object | Excel Matters
http://excelmatters.com/tag/cannot-insert-object/
Insert an object in your Excel spreadsheet - Excel
https://support.office.com/en-ie/article/insert-an-object-in-your-excel-spreadsheet-e73867b2-2988-41・・・
Can't Embed PDFs in Excel with Reader X | Adobe Acrobat ...
https://acrobatusers.com/forum/general-acrobat-topics/cant-embed-pdfs-excel-reader-x/
How to embed a PDF File in an Excel Worksheet - Trump Excel
https://trumpexcel.com/embed-pdf-file-excel/
"Cannot Insert Object" error and When to Use ActiveX - Excel Best ...
https://www.youtube.com/watch?v=s0fiDo3J-fQ
https://www.youtube.com/watch?v=s0fiDo3J-fQ