How To Fix AD322 - & (data length used > max. data length in pool (&) )

SAP Error Message - Details

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 322

• Message text: & (data length used > max. data length in pool (&) )

What causes this issue?

A pool is made up of at least two key fields and a long argument field
(VARDATA), which contains the remaining data of a dataset (that is, the
data not belonging to the key). The maximum length of the data section
(or long argument field) varies according to the DBMS used. In this
instance, the required length of the data section is greater than the
maximum possible length of the data section in the pool.

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 AD322 - & (data length used > max. data length in pool (&) ) ?

  The SAP error message AD322, which states "Data length used > max. data length in pool (&)," typically occurs in the context of ABAP programming, particularly when dealing with data pools or memory management. This error indicates that the program is trying to use more data than the maximum allowed length defined for a particular data pool.
  Cause:
  
  Data Pool Limitations: Each data pool in SAP has a defined maximum length. If your program attempts to store or process data that exceeds this limit, you will encounter this error.
  Incorrect Data Handling: The error may arise from incorrect handling of data types or structures, where the actual data being processed exceeds the defined limits.
  Buffer Overflow: If the program is trying to read or write data that exceeds the allocated buffer size, it can trigger this error.
  
  Solution:
  
  Check Data Length: Review the data being processed in your program. Ensure that the length of the data does not exceed the maximum length defined for the data pool.
  Adjust Data Pool Size: If possible, consider increasing the maximum data length for the data pool if it is configurable and if your application logic requires it.
  Optimize Data Structures: If you are using complex data structures, consider optimizing them to reduce their size or split them into smaller parts that fit within the limits.
  Debugging: Use debugging tools to trace the data flow in your program. Identify where the data length exceeds the limit and make necessary adjustments.
  Review ABAP Code: Check your ABAP code for any potential issues related to data handling, such as concatenation of strings or incorrect data type definitions.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error. Sometimes, SAP releases notes that address known issues or provide guidance on handling specific error messages.
  Documentation: Refer to the official SAP documentation for guidelines on data handling and memory management in ABAP.
  Community Forums: Engage with SAP community forums or support channels where other developers may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to identify the root cause of the AD322 error and implement a suitable solution.