How To Fix CNV_10020443 - Upper limit &2 for message &1(CNV_10020) was exceeded; no more output

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 443

• Message text: Upper limit &2 for message &1(CNV_10020) was exceeded; no more output

What causes this issue?

An upper limit of &V2& instances has been defined in transaction
CNV_10020_MESSAGE for message &V1& from message class CNV_10020. This
limit has been exceeded.

System Response

No further instances of message &V1& from message class CNV_10020 are
output.

How to fix this error?

To output more instances of the message, increase the upper limit.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020443 - Upper limit &2 for message &1(CNV_10020) was exceeded; no more output ?

  The SAP error message CNV_10020443 indicates that the upper limit for a specific message type has been exceeded, which means that the system has reached the maximum number of messages that can be output for a particular process or operation. This error is often encountered during data migration or conversion processes, particularly when using SAP's Data Migration tools.
  Cause:
  
  Message Limit Exceeded: The error typically arises when the number of messages generated during a data migration or conversion process exceeds the predefined limit set in the system.
  Configuration Settings: The limit for messages may be configured in the system settings, and if the process generates more messages than allowed, this error will be triggered.
  Data Volume: Large volumes of data being processed can lead to a high number of messages being generated, which can quickly exceed the limit.
  
  Solution:
  
  
  Increase Message Limit: 
  
  You can increase the upper limit for messages in the relevant configuration settings. This is usually done in the transaction code where the migration or conversion is being executed.
  Check the configuration parameters related to message output limits and adjust them accordingly.
  
  
  
  Review and Optimize Data: 
  
  Analyze the data being processed to identify if there are any issues that are causing excessive messages (e.g., errors, warnings).
  Clean up or optimize the data to reduce the number of messages generated.
  
  
  
  Log and Monitor: 
  
  Implement logging and monitoring to keep track of the number of messages being generated during the process. This can help in identifying patterns and potential issues early on.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or notes related to the specific migration or conversion tool you are using. There may be specific recommendations or best practices for handling message limits.
  
  
  
  Contact SAP Support: 
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance. They may provide insights specific to your system configuration or the migration tool being used.
  
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use specific transaction codes related to data migration (e.g., LSMW, LTMC).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  System Logs: Review system logs (e.g., SLG1) for more detailed information about the error and the context in which it occurred.
  
  By addressing the message limit and optimizing the data being processed, you should be able to resolve the CNV_10020443 error and continue with your data migration or conversion process.