Index: BOL/script_install/install_lmdz_new.sh
===================================================================
--- BOL/script_install/install_lmdz_new.sh	(revision 4213)
+++ BOL/script_install/install_lmdz_new.sh	(revision 4214)
@@ -881,5 +881,5 @@
 ############################################################
 
-if [ "$pclinux" = "1" ] ; then
+if [[ "$pclinux" = "1" && ! -f arch/arch-local.path ]] ; then
 
 # create local 'arch' files (if on Linux PC):