Error "Unable To Establish Certificate Chain..." While Installing New Certificate
Article ID: CTX210283
Updated On:
Description
Installing new certificate gets error:
Notification
Unable to establish certificate chain from the uploaded certificate. First
install root certificate second intermediate certificates (if available), and
finally install issued certificate
Certificate was created by enterprise CA in house.
Verified process and error appeared:
Checked the Cert Paths for all 3 certs.
Found that 2 cert files seemed to be copies.
There was no certificate for the Root of the Cert path.
Opened the intermediate cert and opened the root cert from the cert path.
Went to Details and copied the cert to a file named Root.crt
Ran the Cert export wizard:
Renamed the file to remove the CER extension leaving only the crt file type.
Verified process and error appeared:
Checked the Cert Paths for all 3 certs.
Found that 2 cert files seemed to be copies.
There was no certificate for the Root of the Cert path.
Opened the intermediate cert and opened the root cert from the cert path.
Went to Details and copied the cert to a file named Root.crt
Ran the Cert export wizard:
Renamed the file to remove the CER extension leaving only the crt file type.
Resolution
Exported the root cert to a file and installed it to the correct location.
Problem Cause
Cert was not provided for the root of the certification path.Issue/Introduction
Unable to establish certificate chain from the uploaded certificate. First install root certificate second intermediate certificates (if available), and finally install issued certificate.
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