How To Fix RSM604 - The output length cannot be less than 1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSM -

• Message number: 604

• Message text: The output length cannot be less than 1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSM604 - The output length cannot be less than 1 ?

  The SAP error message RSM604, which states "The output length cannot be less than 1," typically occurs in the context of SAP's reporting or output formatting functions. This error indicates that there is an issue with the configuration of the output length for a report or a data extraction process, where the system expects a minimum output length of 1 character but is receiving a value that is less than that.
  Causes:
  
  Incorrect Configuration: The output length for a field or report may have been set incorrectly in the configuration settings.
  Data Type Mismatch: The data type of a field may not be compatible with the expected output length.
  Custom Code Issues: If there are custom programs or enhancements, they may not be handling output lengths correctly.
  Missing Data: If the data being processed is empty or null, it may lead to an output length of zero.
  
  Solutions:
  
  
  Check Output Length Settings: 
  
  Navigate to the relevant configuration settings in SAP (e.g., transaction codes like SE11 for Data Dictionary, SE80 for Object Navigator).
  Ensure that the output length for the relevant fields is set to a value of at least 1.
  
  
  
  Review Data Types:
  
  Verify that the data types of the fields being used in the report or output match the expected types and lengths.
  
  
  
  Debug Custom Code:
  
  If there is custom code involved, use the debugger to trace the execution and identify where the output length is being set incorrectly.
  Ensure that any custom logic correctly handles cases where data might be empty.
  
  
  
  Check for Null or Empty Values:
  
  Ensure that the data being processed is not null or empty. If it is, implement checks to handle such cases appropriately.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific transaction or report you are working with for any known issues or additional configuration steps.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance, especially if this is a production issue.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and SE37 (Function Module) for debugging and configuration.
  SAP Notes: Search for SAP Notes related to RSM604 for any patches or updates that may address this issue.
  Community Forums: Check SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify and resolve the cause of the RSM604 error in your SAP environment.