unlock intralink
 
find file that shows which files to delete from proi
 
do "where used report"
see if the have "family tables" &/or "nested family tables"
 
then read install guide to check order
run scripts again
lock proi again
 
etc

After the migration has been completed, unlock Pro/INTRALINK with 
<ProI_home>\tools\bin\tclsh enable_il_from_migration.tcl 
Note: After unlocking Pro/INTRALINK, you must put it in “restricted” mode 
before allowing users to log in and modify Pro/INTRALINK objects. Refer to 
page 7-9 to learn more about restricting Pro/INTRALINK. 
 
Unrestricting Pro/INTRALINK Usage 
To unrestrict Pro/INTRALINK and return the system to normal usage, run 
the following script from a command window: 
<ProI_home>\tools\bin\tclsh pdm_sql_wrapper.tcl unrestrict_proi_usage.sql