How To Fix CNV20201399 - Generation error for dyn. sub-routine pool; memory problems => long text

CNV20201399 - Overview

• Message type: E = Error

• Message class: CNV20201 -

• Message number: 399

• Message text: Generation error for dyn. sub-routine pool; memory problems => long text

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

CNV20201399 - Details

• The SAP error message CNV20201399 indicates a generation error for a dynamic subroutine pool, typically related to memory issues during the generation of ABAP programs or function modules. This error can occur in various scenarios, particularly during data migration or system upgrades when large amounts of data or complex programs are involved.
  
  Cause:
  
  Memory Limitations: The most common cause of this error is that the system has run out of memory while trying to generate the dynamic subroutine pool. This can happen if the ABAP program is too large or if there are too many objects being processed simultaneously.
  
  Configuration Issues: Incorrect settings in the SAP memory management parameters can lead to insufficient memory allocation for the ABAP runtime environment.
  System Load: High system load or concurrent processing of multiple tasks can exacerbate memory issues.
  
  
  Solution:
  
  
  Increase Memory Parameters:
  
  You can increase the memory parameters in the SAP system. This can be done by adjusting the following