Package gradle is not available, but is referred to by another package. This may mean that the package is missing, has been obsoleted, or is only available from another source
E: Package 'gradle' has no installation candidate Running after script... $ rm -f $GRADLE_USER_HOME/caches/modules-2/modules-2.lock $ rm -fr $GRADLE_USER_HOME/caches/*/plugin-resolution/ ERROR: Job failed: exit code 1