Message type: E = Error
Message class:  CMM_ORTH_MATURE - Messages for Orthodoxy Maturity Selection Routine 
Message number: 006
Message text: Only one entry can be deleted at a time.
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The SAP error message CMM_ORTH_MATURE006 indicates that the system is set up to allow only one entry to be deleted at a time in a specific context, likely related to the management of master data or configuration settings in the SAP system.
Cause: This error typically occurs when a user attempts to delete multiple entries simultaneously in a transaction or application where the system is configured to restrict deletions to one entry at a time. This could be due to: System Configuration: The application or module may have been designed to prevent bulk deletions to avoid accidental data loss or integrity issues. User Action: The user may have selected multiple entries in a list and attempted to delete them all at once.
Solution: To resolve this error, you can follow these steps: Delete One Entry at a Time: Instead of selecting multiple entries, select a single entry and perform the delete action. Repeat this process for each
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