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Changing the Installation owner in Documentum

October 30, 2010

Although changing the installation owner is not recommended in Documentum but when need demand you can try the below steps to change the installation owner:

1. Log in as the Windows NT system administrator.

2. Stop Services for all Docbases and the DocBroker.

3. Edit the install_owner parameter in the server.ini file for each Docbase in the installation to reference the new installation owner.

a. The server.ini file is found in %DOCUMENTUM%\dba\config\Docbase_name\server.ini.

4. Change permissions on the data, dba, product, and share subdirectories under the eContent Server installation root directory (%DOCUMENTUM%). For each directory:

a. In Explorer, select the directory.

b. Right click to display a menu; choose Properties from the menu.

c. Select the Security tab on the Properties dialog box.

d. Click Permissions to display the Directory Permissions dialog box.

e. Click Add to add the new installation owner to the list of those with permissions on the directory.

f. You will be asked for the new owner’s domain.

g. Give the new owner Full Control permission.

h. Check “Replace Permissions on Subdirectories” and “Replace Permissions on Existing Files”.

i. Remove the old installation owner from the list of those with access permission on the directory.

j. Click OK.

5. If your content storage directories are not located under the %DOCUMENTUM%\data directory, change the permissions on each content storage directory also. Use the procedure in Step 4 to change their permissions.

6. Edit the Registry to reflect the change in ownership:

a. In the following key:


i. Change the value of DM_DMADMIN_USER to the new owner.

ii. If needed, change the value of DM_DMADMIN_DOMAIN to the domain of the new owner.

b. In the following key:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\DmServer Docbase_name

Change the –install_owner parameter in the value for ImagePath to the new owner.

7. For each Docbase in the installation, use regedt32 to change the security permissions on the following Registry keys:

a. HKEY_LOCAL_MACHINE\SOFTWARE\Documentum\Docbases\Docbase_name

b. HKEY_LOCAL_MACHINE\SOFTWARE\Documentum\Server\version_no

c. HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\EventLog\Application\Documentum

d. For each key:

I. Select the key and right click to display a menu.

II. Choose Security .Permissions.

III. Add the new installation owner user with Full Control

IV. Remove the old installation owner.

8. For each Docbase, set the appropriate start-up information:

a. Choose Control Panel .Services.

b. Select the Service: Documentum Docbase Docbase_name

c. In the Startup dialog, enter the new owner and the owner’s password under Log On As: This Account.

9. Move the Documentum-related Program Items in Start menu to the new owner.



Documentum Docbase Docbase_name


WinNT\Profiles\old_owner\Start Menu\Programs\


WinNT\Profiles\new_owner\Start Menu\Programs\

10. Update the r_install_owner and r_install_domain in the server_config object to reflect the new installation owner.

11. Restart Windows NT

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