How To Fix DBMAN851 - Value '&1' in field SIGN not permitted

SAP Error Message - Details

• Message type: E = Error

• Message class: DBMAN - Data Manager Message Class

• Message number: 851

• Message text: Value '&1' in field SIGN not permitted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DBMAN851 - Value '&1' in field SIGN not permitted ?

  The SAP error message DBMAN851 with the description "Value '&1' in field SIGN not permitted" typically occurs in the context of database operations, particularly when dealing with selection options or ranges in ABAP programs or queries. This error indicates that an invalid value has been provided for the SIGN field, which is used to specify whether the selection criteria should include or exclude certain values.
  Cause:
  The SIGN field is expected to have specific values, usually:
  
  I for "Include" (to include the specified values in the selection)
  E for "Exclude" (to exclude the specified values from the selection)
  
  If a value other than I or E is provided in the SIGN field, the system will raise the DBMAN851 error.
  Solution:
  To resolve this error, you should:
  
  
  Check the Code: Review the ABAP code or the selection screen where the SIGN field is being set. Ensure that only valid values (I or E) are being assigned to the SIGN field.
  
  
  Validate Input: If the value for SIGN is coming from user input or external sources, implement validation checks to ensure that only valid values are accepted.
  
  
  Debugging: If you are unable to find the source of the invalid value, consider using debugging tools to trace the execution of the program and identify where the incorrect value is being set.
  
  
  Review Custom Logic: If there are any custom enhancements or modifications in the program, review them to ensure they are not inadvertently setting an invalid value for the SIGN field.
  
  
  Related Information:
  
  Documentation: Refer to the SAP documentation for the specific function module or program you are working with to understand the expected values for the SIGN field.
  SAP Notes: Check the SAP Support Portal for any relevant notes or updates related to this error message, as there may be patches or updates that address similar issues.
  Community Forums: Consider searching or posting in SAP community forums or discussion groups, as other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify and correct the cause of the DBMAN851 error in your SAP environment.