Many thanks @jeffdc1979 and @maxgerhardt. your information is very helpful. @jeffdc1979 can you share the platformIO.ini file, I got the problem with it so I also cannot run. The picture attached. Many thanks for your help.
Many thanks @jeffdc1979 and @maxgerhardt. your information is very helpful. @jeffdc1979 can you share the platformIO.ini file, I got the problem with it so I also cannot run. The picture attached. Many thanks for your help.