How to solve this??

CodePudding user response:

Lack of package
Google baidu relevant class belongs to which package, download and import the project's classpath

CodePudding user response:

reference 1st floor qybao response:

the lack of package
Google baidu relevant class belongs to which package, download and import the project's classpath

Thanks to big??

CodePudding user response:

Can't find the corresponding package, it is ok to download the import