How To Fix CRM_CANCEL551 - Maintain a duration unit for rule &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_CANCEL - Message class for cancellation set

• Message number: 551

• Message text: Maintain a duration unit for rule &1

What causes this issue?

You have stored a duration in the calculation rule. However, you have
not assigned a unit to this duration, for example day or month.

System Response

The rule cannot be used during the calculation.

How to fix this error?

If the rule should be used during calculation, maintain a unit for the
duration, or delete the entry for the duration.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_CANCEL551 - Maintain a duration unit for rule &1 ?

  The SAP error message CRM_CANCEL551, which states "Maintain a duration unit for rule &1," typically occurs in the context of SAP CRM (Customer Relationship Management) when there is an issue with the configuration of a cancellation rule. This error indicates that a duration unit has not been defined for a specific cancellation rule, which is necessary for the system to process cancellations correctly.
  
  Cause:
  The primary cause of this error is that the cancellation rule referenced by the message (indicated by &1) does not have an associated duration unit defined in the system. This can happen if:
  
  The cancellation rule was created without specifying a duration unit.
  The configuration for the cancellation rules is incomplete or incorrect.
  There may have been changes in the configuration that were not properly updated.
  
  
  Solution:
  To resolve this error, you need to maintain a duration unit for the specified cancellation rule. Here are the steps to do this:
  
  
  Access the Customizing Settings:
  
  Go