Describes the cause and action for error messages.
Error Message(English)：
not showing other sheets
Hide or show worksheets or workbooks - Office Support
https://support.office.com/en-ie/article/hide-or-show-worksheets-or-workbooks-69f2701a-21f5-4186-87d・・・
What To Do When Worksheet Tabs Go Missing | AccountingWEB
https://www.accountingweb.com/technology/excel/what-to-do-when-worksheet-tabs-go-missing
How to Recover Missing Sheet Tabs | Microsoft Excel 2016 Tutorial ...
https://www.youtube.com/watch?v=I2NWBjsi1kA
https://www.youtube.com/watch?v=I2NWBjsi1kA
Excel: Cross-sheet reference not working - Stack Overflow
https://stackoverflow.com/questions/21736495/excel-cross-sheet-reference-not-working
Excel doesn't update value unless I hit Enter
https://stackoverflow.com/questions/31293828/excel-doesnt-update-value-unless-i-hit-enter
Excel won't show the workbooks worksheets
https://stackoverflow.com/questions/14691277/excel-wont-show-the-workbooks-worksheets
Link from cell in other sheet shows 0 but other sheet shows data ...
https://stackoverflow.com/questions/29991064/link-from-cell-in-other-sheet-shows-0-but-other-sheet-s・・・
Getting Values from other sheet in Excel using VBA
https://stackoverflow.com/questions/4148765/getting-values-from-other-sheet-in-excel-using-vba