How to read Env Check utility output

How to read Env Check utility output

Problem:  Running the Env Check utility (aka Environment Check) for installation or troubleshooting and the tool is reporting errors.



Solution(s):  Here are some of the common errors and possible solutions.


Error: The connection attempt timed out
  • SSL over LDAP not configured
  • Invalid/wrong hostname
  • Invalid/wrong IP address
  • Firewall issue


Error: Invalid user id or password
  • Use LDAP browser to make sure you have the correct context for user
  • Copy-n-paste DN (distinguishedName) to make sure no typos
  • Check "Show Password" box and make sure no typos in password field


Full DNS test failure
  • Client machine running Env Check utility cannot resolve DNS names
  • Input the Domain field incorrectly


ERROR: Reverse lookup failed for XXX
  • Fix it by creating a PTR record for the LDAP server
  • May need to create a Reverse Lookup Zone in DNS to accomplish


ERROR: (DNS) - missing PTR record (reverse DNS) for domain controller: XXX
  • Fix it by creating a PTR record for the LDAP server
  • May need to create a Reverse Lookup Zone in DNS to accomplish


ERROR: missing PTR record (reverse DNS)
  • Fix it by removing Host A record with wrong IP address
  • Typically under root domain (same as parent folder)


ERROR: javax.naming.CommunicationException: simple bind failed: X.X.X.X:636
  • Cannot connect to that server over SSL (port 636)
  • If AD Certificate Services were enabled recently, server may need to be restarted to pick up certificate
  • Server possibly has an issue picking up SSL certificate, check Windows Event Viewer for more details 
  • Server possibly doesn't exist anymore and needs to be removed from DNS

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