Hi,
Did you do this correctly.
http://help.sap.com/saphelp_nw73/helpdata/en/49/e5da938df228fce10000000a42189c/content.htm
http://help.sap.com/saphelp_nwce71/helpdata/en/45/01c80ff35624dee10000000a114a6b/content.htm
Procedure
1. Navigate to System Administration__MCE_ITEM__®Support __MCE_ITEM__® Support Desk, and then click Portal Runtime.
2. Click PAR Migration Tool.
3. Select the file to convert, and then click Migrate.
The file is converted, and a link to the file is displayed. Click the link to download the file.
You can now deploy the file using the Deploy View of the NetWeaver Developer Studio.
Regards,
Johan