Index: /trunk/ippTools/share/Makefile.am
===================================================================
--- /trunk/ippTools/share/Makefile.am	(revision 23864)
+++ /trunk/ippTools/share/Makefile.am	(revision 23865)
@@ -1,5 +1,6 @@
 pxadmin_create_mirror_tables.sql: pxadmin_create_tables.sql
 	-$(RM) pxadmin_create_mirror_tables.sql
-	$(SED) -n -e '/^  *$$/ d' -e '/./ H' -e '/;/ { x ; s/AUTO_INCREMENT//g ; s/\n//g ; s/,\{0,1\} *FOREIGN *KEY *(.*) *REFERENCES *[a-zA-Z]\{1,\}(.*)//g ; s/( */(/g ; s/ *)/)/g ; s/  */ /g ; p ; s/.*//g ; x }' pxadmin_create_tables.sql > pxadmin_create_mirror_tables.sql
+	$(SED) -n -e '/^  *$$/ d' -e 's/--.*//' -e '/./ H' -e '/;/ { x ; s/AUTO_INCREMENT//g ; s/\n//g ; s/,\{0,1\} *FOREIGN *KEY *([a-zA-Z][a-zA-Z0-9\-_, ]*) *REFERENCES *[a-zA-Z]\{1,\}([a-zA-Z][a-zA-Z0-9\-_, ]*)//g ; s/( */(/g ; s/ *)/)/g ; s/  */ /g ; p ; s/.*//g ; x }' pxadmin_create_tables.sql > pxadmin_create_mirror_tables.sql
+	echo '-- This comment line is here to avoid empty query error.' >> pxadmin_create_mirror_tables.sql
 
 dist_pkgdata_DATA = \