How To Fix REORRS100 - Individual reservation must be entered exactly in the IT_ITEM parameter

SAP Error Message - Details

• Message type: E = Error

• Message class: REORRS - Messages for Reservation

• Message number: 100

• Message text: Individual reservation must be entered exactly in the IT_ITEM parameter

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message REORRS100 - Individual reservation must be entered exactly in the IT_ITEM parameter ?

  The SAP error message REORRS100 indicates that there is an issue with the way individual reservations are being processed in the system. This error typically arises when the system expects a specific format or structure for the input data related to individual reservations, but the provided data does not meet those expectations.
  Cause:
  The error message REORRS100 is triggered when:
  
  The IT_ITEM parameter, which is expected to contain individual reservation data, is not populated correctly.
  The data structure or format of the reservations being passed does not match the expected format defined in the SAP function module or method.
  There may be a mismatch in the number of entries or the type of data being sent in the IT_ITEM parameter.
  
  Solution:
  To resolve the REORRS100 error, you can take the following steps:
  
  
  Check Data Structure: Ensure that the data being passed to the IT_ITEM parameter is structured correctly. This typically involves checking that:
  
  The correct fields are included.
  The data types match the expected types (e.g., character, numeric).
  The number of entries corresponds to what the function expects.
  
  
  
  Review Documentation: Consult the SAP documentation for the specific function module or method you are using. This will provide details on the expected format for the IT_ITEM parameter.
  
  
  Debugging: If you have access to the SAP system, you can use debugging tools to step through the code and inspect the values being passed to the IT_ITEM parameter. This can help identify any discrepancies.
  
  
  Test with Sample Data: Try using a known good set of data that conforms to the expected structure to see if the error persists. This can help isolate whether the issue is with the data being passed or with the function/module itself.
  
  
  Consult with SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support or your internal SAP team for assistance. They may have additional insights or updates related to the error.
  
  
  Related Information:
  
  Function Module: The error is often associated with specific function modules related to reservation processing, such as BAPI_RESERVATION_CREATE or similar.
  SAP Notes: Check for any relevant SAP Notes that may address this error or provide updates or patches.
  Transaction Codes: Familiarize yourself with transaction codes related to reservations (e.g., MB21 for creating reservations) to better understand the context in which the error occurs.
  
  By following these steps, you should be able to identify and correct the issue causing the REORRS100 error in your SAP environment.