Synopsis

Summary

1. Go to Start -> Settings -> Control Panel ->Administrative Tools -> Component Services.
2. Drill down to Component Services > Computers > My Computers > DCOM Config.
3. Right-click on the RSLinx component and select Properties. Set all Permissions to Use Default.

Discussion

1. Go to Start -> Run. Type regedit and hit enter.
2. Go to Key HKEY_CLASSES_ROOT\RSLinx OPC Server.
3. Right-click on RSLinx OPC Server and select Permissions.
4. Click Add under Group or user names:.
5. Click Locations and select the server name.
6. Add the following username: IGUSR_COM
7. Under Permissions, select Full Control.
8. Repeat steps 3-7 for HKEY_CLASSES_ROOT\RSLinx Remote OPC Server.

If you still experience issues please do the following:

1. Open COM+ Applications by going to Start -> Settings -> Control Panel -> Administrative Tools -> Component Services.
2. Expand Component Services under Console Root until you see Computers, My Computer*, then COM+ Applications.
3. Under COM+ Applications you should see a list that includes the "I-Gear OPC DataLink" and any other DataLinks running in isolation.
4. Right-click on the I-Gear OPC DataLink and select "Properties".
5. In the items properties window, select the "Identity" tab.
6. By default, the user listed should be IGUSR_COM. Change this to an account in the local Administartors group whose password does not change.
7. Stop and restart the I/Gear service for the changes to take effect.

Additional Information

• RSView
• RSLinx Enterprise
• Rockwell Windows Firewall Configuration

Posted: 4/19/2006
Updated: 1/21/2008