This project uses AndroidX dependencies, but the ‘android.useAndroidX‘ property is not enabled. Set

                
                
                
                
                
android studio的报错提示：
                
                
                
                
                
:zxinglibrary:generateDebugRFile
This project uses AndroidX dependencies, but the ‘android.useAndroidX’ property is not enabled. Set this property to true in the gradle.properties file and retry
This project uses AndroidX dependencies, but the ‘android.useAndroidX’ property is not enabled
                
                
                

我在网上找到一个问题了

解决：