Message type: E = Error
Message class:  FI - TR-FM Funds Management 
Message number: 564
Message text: Reconstruction is not allowed in a productive system
You want to reconstruct the actual data in a production system.
You cannot reconstruct the actual data.
Information is lost due to the actual data reconstruction.  You may no
longer reconstruct the actual data.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message FI564 "Reconstruction is not allowed in a productive system" typically occurs in the context of financial accounting when a user attempts to perform a reconstruction of documents or transactions in a productive (live) environment. This is a safeguard mechanism in SAP to prevent unintended changes to financial data that could affect reporting and compliance.
Cause: Reconstruction Attempt: The user is trying to reconstruct financial documents (like invoices, payments, etc.) in a productive system. System Configuration: The system is configured to disallow reconstruction in productive environments to maintain data integrity and compliance with accounting standards. User Authorization: The user may not have the necessary authorizations to perform reconstruction activities.
Solution: Use a Test Environment: If reconstruction is necessary, perform the activity in a development or quality assurance (QA) environment where such actions are permitted. After testing, you can implement the necessary changes in the productive system through proper channels. Check Configuration Settings: Review the
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
FI563 Actual data will be irretrievable
What causes this issue?  You want to delete the actual data in a production system.System Response  You are not allowed to delete the actual data.How ...
FI562 Enter a fiscal year for the totals and balances
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
FI565 Subsequent postings not allowed in account statement view
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
FI570 This tool is designed for experts. Please use the program with caution!
What causes this issue?  1. Transaction FM_DLOI deletes all line items from the credit exposure update in Funds Management according to your selection...
Click on this link to search all SAP messages.