How To Fix D3121 - &1 is not allowed as a job name

SAP Error Message - Details

• Message type: E = Error

• Message class: D3 - CCMS - DB2 on OS390

• Message number: 121

• Message text: &1 is not allowed as a job name

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message D3121 - &1 is not allowed as a job name ?

  The SAP error message D3121 indicates that the job name you are trying to use is not allowed due to certain restrictions or naming conventions set by the SAP system. This error typically occurs when you attempt to create or schedule a background job with a name that does not comply with the naming rules defined in the system.
  Cause:
  
  Invalid Characters: The job name may contain invalid characters or symbols that are not permitted.
  Length Restrictions: The job name may exceed the maximum length allowed by the system.
  Reserved Names: The job name may be using a reserved name or a name that is already in use.
  Naming Conventions: The job name may not adhere to the specific naming conventions set by your organization or the SAP system.
  
  Solution:
  
  Check Naming Rules: Review the naming conventions for job names in your SAP system. Ensure that the name you are trying to use adheres to these rules.
  Use Valid Characters: Make sure the job name only contains valid characters (typically alphanumeric characters and underscores).
  Shorten the Name: If the job name is too long, try shortening it to fit within the allowed character limit.
  Avoid Reserved Names: Ensure that the job name is not a reserved name or already in use by another job.
  Consult Documentation: Refer to the SAP documentation or your organization's guidelines for creating job names to ensure compliance.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or updates regarding job naming conventions.
  Transaction Codes: You can use transaction codes like SM37 (to monitor jobs) or SM36 (to create jobs) to manage background jobs and see existing job names.
  System Configuration: If you have access, review the system configuration settings related to job scheduling and naming conventions.
  
  If the issue persists after following these steps, consider reaching out to your SAP Basis team or support for further assistance.