How To Fix GB026 - Field length exceeded. Valid interval of & is used

SAP Error Message - Details

• Message type: E = Error

• Message class: GB - Messages used by the Boolean code generator

• Message number: 026

• Message text: Field length exceeded. Valid interval of & is used

What causes this issue?

You have specified a part of a field, but the part you specified is
longer than the respective field.
&EXAMPLE& COBL-BUKRS:2-5: (the field BUKRS consists of only 4
characters).

System Response

The system truncates the segment to fit the field:
If the first value of the specified interval is too high, the last
value of the field is used.
&EXAMPLE& COBL-BUKRS:5-5: -> COBL-BUKRS:4-4:
If the last value of the specified interval is too high, the system
truncates the segment to fit the length of the field.
&EXAMPLE& COBL-BUKRS:2-5: -> COBL-BUKRS:2-4:

How to fix this error?

Correct the interval you entered.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GB026 - Field length exceeded. Valid interval of & is used ?

  The SAP error message GB026 ("Field length exceeded. Valid interval of & is used") typically occurs when the data being entered into a field exceeds the defined length for that field in the SAP system. This can happen in various contexts, such as during data entry, file uploads, or when processing transactions.
  Cause:
  
  Field Length Exceeded: The primary cause of this error is that the input data exceeds the maximum length defined for a specific field in the database or data structure.
  Incorrect Data Format: Sometimes, the data format may not match the expected format, leading to an overflow.
  Custom Development: If there are custom programs or enhancements, they may not handle data correctly, leading to this error.
  
  Solution:
  
  Check Field Length: Review the field definition in the relevant table or structure to determine the maximum allowed length. You can do this using transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser).
  Validate Input Data: Ensure that the data being entered or uploaded does not exceed the defined length. If necessary, truncate or modify the data to fit within the limits.
  Adjust Custom Code: If the error arises from custom development, review the code to ensure it properly handles data lengths and formats.
  Use Correct Data Types: Ensure that the data types used in your input match the expected types in the SAP system.
  Consult Documentation: If the error occurs in a specific transaction or program, consult the relevant SAP documentation or help resources for guidance on the expected input formats.
  
  Related Information:
  
  Transaction Codes: Use SE11 to check the data dictionary for field definitions, and SE37 to check function modules that might be involved.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Debugging: If you have access, you can debug the program to see where the error is triggered and what data is causing the overflow.
  User Exits and BAdIs: If applicable, check for any user exits or Business Add-Ins (BAdIs) that might be affecting the data processing.
  
  By following these steps, you should be able to identify the cause of the GB026 error and implement a solution to resolve it.