libxls error:Unabletoopenfile 不需要改代码,打开xls文件另存一下,重新使用代码读取就行了。
unable to start device PNG 2、排查,进入R,输入:capabilities() 3、测试 > png("a.png") Errorin.External2(C_X11, paste0("png::", filename), g$width, g$height, : unable to start device PNG In addition: Warning message: In png("a.png") : unable to open connection to X11 display'...
这样处理后,curl、libcurl已经是最新版,但dotnet build仍然报这3句错 /usr/share/dotnet/sdk/3.1.102/NuGet.targets(123,5): error : Unable to load the service index for source https://api.nuget.org/v3/index.json. /usr/share/dotnet/sdk/3.1.102/NuGet.targets(123,5): error : The SSL conn...