How To Fix ACM_SYNTAX088 - Datatype RAW only allowed with IS [NOT] NULL and IS [NOT] INITIAL

SAP Error Message - Details

• Message type: E = Error

• Message class: ACM_SYNTAX - ACM: DCL Syntax Error Messages

• Message number: 088

• Message text: Datatype RAW only allowed with IS [NOT] NULL and IS [NOT] INITIAL

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ACM_SYNTAX088 - Datatype RAW only allowed with IS [NOT] NULL and IS [NOT] INITIAL ?

  The SAP error message ACM_SYNTAX088 indicates that there is an issue with the use of the RAW data type in a condition within an ABAP program. Specifically, this error arises when you attempt to use a RAW data type in a context that is not allowed. The error message states that RAW data types can only be used with the conditions IS NULL, IS NOT NULL, IS INITIAL, or IS NOT INITIAL.
  Cause:
  The error occurs when you try to use a RAW data type in a comparison operation that is not permitted. For example, using operators like =, <>, <, >, etc., with a RAW data type will trigger this error. The RAW data type is designed to hold binary data, and its comparison is limited to checking for null or initial values.
  Solution:
  To resolve this error, you should modify your code to ensure that any comparisons involving RAW data types are limited to the allowed conditions. Here are some steps you can take:
  
  
  Check the Comparison: Review the code where the error occurs and identify the comparison involving the RAW data type. Ensure that you are only using IS NULL, IS NOT NULL, IS INITIAL, or IS NOT INITIAL.
  Example of incorrect usage:
  IF raw_variable = some_value.  " This will cause ACM_SYNTAX088
  Correct usage:
  IF raw_variable IS NOT INITIAL.  " This is allowed
  
  
  Change Logic: If you need to compare the RAW data type with another value, consider converting the RAW data to a different data type that supports the comparison you need, or use a different logic that adheres to the allowed conditions.
  
  
  Use Appropriate Functions: If you need to check for specific content within the RAW data, consider using functions or methods that are designed for handling binary data.
  
  
  Related Information:
  
  RAW Data Type: The RAW data type is used in ABAP to store binary data. It is not suitable for direct comparisons with other data types except for the specified conditions.
  ABAP Documentation: Refer to the official SAP ABAP documentation for more details on data types and their usage.
  Debugging: If you are unsure where the error is occurring, use the ABAP debugger to step through the code and identify the exact line causing the issue.
  
  By following these guidelines, you should be able to resolve the ACM_SYNTAX088 error and ensure that your code adheres to the constraints of using RAW data types in ABAP.