Hi guys, sorry for the noobie question, but what is this?

Unzipping /home/david/.gradle/wrapper/dists/gradle-4.4.1-all/2kpyt0ea6hyxavvt21uml23gd/gradle-4.4.1-all.zip to /home/david/.gradle/wrapper/dists/gradle-4.4.1-all/2kpyt0ea6hyxavvt21uml23gd
Exception in thread "main" java.util.zip.ZipException: zip file is empty
        at java.util.zip.ZipFile.open(Native Method)
        at java.util.zip.ZipFile.<init>(ZipFile.java:225)
        at java.util.zip.ZipFile.<init>(ZipFile.java:155)
        at java.util.zip.ZipFile.<init>(ZipFile.java:169)
        at org.gradle.wrapper.Install.unzip(Install.java:215)
        at org.gradle.wrapper.Install.access$600(Install.java:27)
        at org.gradle.wrapper.Install$1.call(Install.java:75)
        at org.gradle.wrapper.Install$1.call(Install.java:48)
        at org.gradle.wrapper.ExclusiveFileAccessManager.access(ExclusiveFileAccessManager.java:69)
        at org.gradle.wrapper.Install.createDist(Install.java:48)
        at org.gradle.wrapper.WrapperExecutor.execute(WrapperExecutor.java:107)
        at org.gradle.wrapper.GradleWrapperMain.main(GradleWrapperMain.java:61)