Launch workspace give the blank page in the fusion applications

Launching the Hyperion Work space from the financial reporting center gives the blank page 

Launching the work space in the fusion applications gives the Blank page .. when we try to go the bi catalog from the launch work space it gives the bank page because of the XUL manager is depreciated in the latest version of the Firefox [from version 7] to 16 as a one time workaround we need to install the Remote XUL manager add on in the Firefox For one time

Step 1

We need to add the Mozilla Firefox remote XUL Manager add on form the add on list

Step 2
Once you download and install restart the Firefox

Step 3
go to the web developer and Select the Remote XULmanager

Step 4

Add the bi external URL to the Remote XUL manager and then start the firebox

Step 5

Go to the financial reporting center and then select the launch the work space from then window

Step 6

Select the applications and the Bi catalog

Step 7

Select The folder and stat working with the reports