3.0.7 -> run "make install" twice

Hello, today i compiled Freeradius Version 3.0.7./configure -> okmake -> okmake install -> Error Message====================================== INSTALL doc/deployment/MACOSX INSTALL doc/deployment/supervise-radiusd.rst INSTALL doc/deployment/OS2 INSTALL doc/deployment/CYGWIN.rst INSTALL raddb/ mkdir: cannot create directory ‘/usr/local/etc/raddb/’: File exists raddb/all.mk:69: recipe for target '/usr/local/etc/raddb/' failed make: *** [/usr/local/etc/raddb/] Error 1 ====================================== If i type "make install" again -> It works