How To Fix OL386 - The field &-& is too big to be added to the container

SAP Error Message - Details

• Message type: E = Error

• Message class: OL - Workflow object types: Run-time system

• Message number: 386

• Message text: The field &-& is too big to be added to the container

What causes this issue?

You have entered a structure from the ABAP/4 Dictionary as a data type
reference. This contains fields which are too large to be included in
the container. This structure cannot therefore be used as a data type
reference.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message OL386 - The field &-& is too big to be added to the container ?

  The SAP error message OL386, which states "The field &-& is too big to be added to the container," typically occurs when there is an attempt to add a field to a container (like a table or structure) that exceeds the maximum allowable size for that container. This can happen in various contexts, such as when working with ABAP programs, data dictionary objects, or when defining structures in SAP.
  Cause:
  
  Field Size Exceeds Limits: The field you are trying to add has a size that exceeds the maximum limit allowed for the container. For example, if you are trying to add a string or a character field that is too long.
  Data Type Mismatch: The data type of the field may not be compatible with the container's expected data types.
  Container Limitations: The specific container (like a table or structure) may have limitations on the total size of all fields combined.
  
  Solution:
  
  Check Field Length: Review the length of the field you are trying to add. Ensure that it does not exceed the maximum length allowed for the container.
  Modify Field Definition: If the field is too large, consider modifying its definition to reduce its size. For example, if it is a character field, you might reduce its length.
  Use Appropriate Data Types: Ensure that you are using the correct data types that are compatible with the container. For example, if you are using a string, ensure it is defined correctly.
  Review Container Structure: If you are working with a structure or table, review the overall structure to ensure that the total size of all fields does not exceed the limits.
  Split Large Fields: If necessary, consider splitting large fields into multiple smaller fields if that fits your data model.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for specific limits on field sizes and data types.
  ABAP Development Guidelines: Review ABAP development guidelines for best practices on defining fields and structures.
  Data Dictionary (SE11): Use transaction SE11 to check the definitions of the fields and structures involved in the error.
  Debugging: If the error occurs during runtime, consider using the ABAP debugger to trace the point of failure and inspect the values being processed.
  
  By following these steps, you should be able to identify the cause of the OL386 error and implement a suitable solution.