cmake warning

Since the update to 19.06.X, we get an additional warning message in standalone mode. Is this a problem? See this job.

CMake Warning at CAFCore/CMakeLists.txt:262 (export):
  Cannot create package registry file:
 /home/builder/.cmake/packages/CAFCore/bf58d9c529ed5cab375e2c4f3c8c05cf
  No such file or directory