How To Fix /STMC/CR_MSG336 - Error while resolving host name '&1'; rc=&2

/STMC/CR_MSG336 - Overview

• Message type: E = Error

• Message class: /STMC/CR_MSG -

• Message number: 336

• Message text: Error while resolving host name '&1'; rc=&2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /STMC/CR_MSG336 - Error while resolving host name '&1'; rc=&2 ?

  The SAP error message /STMC/CR_MSG336 indicates that there is an issue with resolving a hostname in the system. This error typically occurs when the system is unable to translate a hostname into an IP address, which can prevent communication with other systems or services.
  
  Cause:
  
  DNS Issues: The hostname may not be correctly configured in the Domain Name System (DNS), or the DNS server may be unreachable.
  Hosts File: The hostname may not be listed in the local /etc/hosts file (on Unix/Linux systems) or C:\Windows\System32\drivers\etc\hosts (on Windows systems).
  Network Configuration: There may be network issues preventing the system from reaching the DNS server or the target host.
  Firewall or Security Settings: Firewalls or security settings may be blocking access to the hostname.
  Typographical Errors: There may be a typo in the hostname being used in the configuration.
  
  
  Solution:
  
  
  Check DNS Configuration:
  
  Verify that the DNS server is reachable from the SAP system.
  Use commands like nslookup or ping to check