How To Fix RESCSU020 - Required field &1 has no entry

SAP Error Message - Details

• Message type: E = Error

• Message class: RESCSU - Error Texts for Settlement Unit

• Message number: 020

• Message text: Required field &1 has no entry

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RESCSU020 - Required field &1 has no entry ?

  The SAP error message RESCSU020 indicates that a required field (denoted by &1) is missing an entry. This error typically occurs in the context of SAP's Resource Management or Project System modules, where certain fields must be filled out to proceed with a transaction or process.
  Cause:
  The error is triggered when a user attempts to save or process a transaction without filling in a mandatory field. The specific field that is missing will be indicated in the error message (where &1 is replaced by the actual field name).
  Common Scenarios:
  
  Missing Data in Master Records: Required fields in master data records (like resources, projects, or cost centers) are not filled.
  Incomplete Transaction Data: During the creation or modification of documents (like purchase orders, work orders, etc.), mandatory fields are left blank.
  Configuration Issues: Sometimes, the configuration settings in the system may require certain fields to be mandatory that were not previously enforced.
  
  Solution:
  To resolve the RESCSU020 error, follow these steps:
  
  
  Identify the Missing Field: Check the error message for the specific field that is indicated as missing. This will guide you on what needs to be filled in.
  
  
  Fill in the Required Field:
  
  Navigate to the relevant transaction or master data record.
  Locate the field indicated in the error message and provide the necessary information.
  
  
  
  Check Configuration Settings: If you believe the field should not be mandatory, consult with your SAP administrator or functional consultant to review the configuration settings. They may need to adjust the field's status in the system.
  
  
  Validate Data Entry: Ensure that all required fields are filled out correctly before saving or processing the transaction.
  
  
  Consult Documentation: If you are unsure about what data is required for the field, refer to SAP documentation or help resources for guidance on the specific transaction or module you are working with.
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using various transaction codes (like CJ20N for Project Management, IW31 for Work Orders, etc.) where this error can occur.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Training: Ensure that users are trained on the importance of filling out all required fields in SAP transactions to minimize the occurrence of this error.
  
  By following these steps, you should be able to resolve the RESCSU020 error and proceed with your SAP transactions successfully.