Describes the cause and action for error messages.
Error Message(English)：
vba findwindow not defined
FindWindow() not working - Stack Overflow
https://stackoverflow.com/questions/49189701/findwindow-not-working
Get Window (Macro Excel) not working
https://stackoverflow.com/questions/46198805/get-window-macro-excel-not-working
How to locate the window using findwindow function in ...
https://stackoverflow.com/questions/34440961/how-to-locate-the-window-using-findwindow-function-in-w・・・
"Sub or Function not defined" vba
https://stackoverflow.com/questions/28466561/sub-or-function-not-defined-vba
How to use FindWindow to find a visible or invisible window ...
https://stackoverflow.com/questions/25098263/how-to-use-findwindow-to-find-a-visible-or-invisible-wi・・・
[RESOLVED] FindWindow api problem-VBForums
http://www.vbforums.com/showthread.php?701257-RESOLVED-FindWindow-api-problem
Office TANAKA - VBAのコンパイルエラー[Sub または Function が定義 ...
http://officetanaka.net/excel/vba/error/compilation_error/error_12.htm
Working with Windows | Understanding and Using Windows API Calls ...
http://www.informit.com/articles/article.aspx?p=366892&seqNum=3
Sub または Function が定義されていません。(Visual Basic) | Microsoft ...
https://docs.microsoft.com/ja-jp/dotnet/visual-basic/language-reference/error-messages/sub-or-functi・・・