Hi Paul, Tks for your advice. > If you do "setenforce 0" (as root) and then try again, does it work? $ su - # setenforce 0 (remark: "su" did not work, bash - command not found) no printout # acroread Acroread started but with following warning; There was an error while loading the plug-in 'PPKLite.api' The plug-in failed to initialize. [OK] Clicked [OK] to start Acroread. Please advise how to fix the plug-in error. TIA. B.R. SL