Original

Symptoms of a missing pKIEnrollmentService object

• The Policy Module "Initialize" method returned an error. Cannot find object or property. The returned status code is 0x80092004 (-2146885628). Certificate Services could not find required Active Directory information. 
• The "Enterprise and Stand-alone Policy Module" Policy Module "GetDescription" method returned an error. Cannot find object or property. The returned status code is 0x80092004 (-2146885628). Certificate Services could not find required Active Directory information.
• Certificate Services denied request 44 because Element not found. 0x80070490 (WIN32: 1168). The request was for CN=certUser.contoso.com. Additional information: Denied by Policy Module 0x80070490, Certificate Services could not find required Active Directory information.
• Certificate Services could not update security permissions. Element not found. 0x80070490 (WIN32: 1168)

Restore the pKIEnrollmentService object

1. Check for the pkiEnrollmentService object in CN=Enrollment Services,CN=Public Key Services,CN=Services,CN=Configuration,DC=Contoso,DC=com using ADSIEdit
   
2. If the CN=Enrollment Services container object is also missing, manually create a new container object named Enrollment Services before proceeding
3. In the Certification Authority snap-in, right-click on the CA name, go to All Tasks and click Backup CA
   
4. Within the Backup wizard, backup both the CA database and the Public/Private Key Pair
   
5. Backup the CA locally (C:\Backup, etc.)
   
6. After the backup is made, in the Certification Authority snap-in, right-click on the CA name, go to All Tasks and click Renew CA Certificate
   
7. Choose the same key (the No selection in the UI)
   
8. Check for the pkiEnrollmentService object in CN=Enrollment Services,CN=Public Key Services,CN=Services,CN=Configuration,DC=Contoso,DC=com using ADSIEdit
   
9. Test the enrollment services