You may not have the correct permissions for your local Instant Alert Manager for OCS services account. To work around this, you can add your Instant Alert Manager for OCS Logged in account from Services.
1. Go to run... from the start menu and type services.msc
2. Select the Alert Manager service, right click and select properties.
3. Select the log on tab.
4. Select the radio button “this account”.
5. Enter your log in account for Instant Alert Manager for OCS and type the password.
5. Restart the service.