Index: win_installer/src/installer.nsi
===================================================================
diff -u -r2fed785311090b1841327cdc98fc7d75c4a4ed52 -ra777907b824e2f9423c6bec9682a1ca55983d4df
--- win_installer/src/installer.nsi	(.../installer.nsi)	(revision 2fed785311090b1841327cdc98fc7d75c4a4ed52)
+++ win_installer/src/installer.nsi	(.../installer.nsi)	(revision a777907b824e2f9423c6bec9682a1ca55983d4df)
@@ -925,10 +925,11 @@
     Delete "$INSTDIR\readme.txt"
     
     ; remove the db 
-    ReadRegStr $0 HKLM "${REG_HEAD}" "dir_mysql"
-    ReadRegStr $1 HKLM "${REG_HEAD}" "db_name"
-    ReadRegStr $2 HKLM "${REG_HEAD}" "db_user"
-    ReadRegStr $3 HKLM "${REG_HEAD}" "db_pass"
+    strcpy $0 $MYSQL_DIR
+    strcpy $1 $DB_NAME
+    strcpy $2 $DB_USER
+    strcpy $3 $DB_PASS
+
     StrLen $9 $3
     StrCpy $4 '$0\bin\mysql -e "DROP DATABASE $1" -u $2'
     DetailPrint $4