Not able to rearrange the WBS in P6 Web R8.3.2?

Not able to rearrange the WBS in P6 Web R8.3.2? Are the arrows grayed out?

Follow the below Procedure to rearrange the WBS.

1.  In Project, Activities View.

2.  Select View, Customize View -> Grouping.

3.   Select Hierarchy and Apply and Save.

4.  Check all the arrows again.

You Do Not Have A License To Run Primavera P6. Please Contact Your System Administrator

If you are getting You Do Not Have A License To Run Primavera P6. Please Contact Your System Administrator, while login to your P6 home, follow the below steps.

Solution 1.
 
1. Go to p6 home
2. Give full permissions (777) to the license directory and the file, kavachart.key inside license directory.
3. Restart P6 server.

Solution 2:

Possible Reasons:

1. If you have installed the Primavera with unsupported JDK, some times the exception "You Do Not Have A License To Run Primavera P6. Please Contact Your System Administrator" may occur.
2. Due to unsupported version of JDK, some times it will authenticate your user, but it wont go to the next page.

To over come this you need to uninstall the exististing JDK, Weblogic & EPPM and reinstall with the supporting JDK.

NOTE: before proceeding with the installation check the certification metrix and then proceed with the supported binaries.