How To Fix IM447 - Reference time was corrected acc. to equipment usage time period

SAP Error Message - Details

• Message type: E = Error

• Message class: IM - Maintenance notifications

• Message number: 447

• Message text: Reference time was corrected acc. to equipment usage time period

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message IM447 - Reference time was corrected acc. to equipment usage time period ?

  The SAP error message IM447 ("Reference time was corrected according to equipment usage time period") typically occurs in the context of maintenance management and equipment usage in SAP. This message indicates that the reference time for a piece of equipment has been adjusted based on the usage time period defined for that equipment.
  
  Cause:
  
  Incorrect Usage Time Configuration: The equipment's usage time period may not be set correctly, leading to discrepancies in the reference time.
  Manual Adjustments: If a user manually adjusts the reference time without considering the usage time, it can trigger this message.
  Data Consistency Issues: There may be inconsistencies in the data related to the equipment, such as incorrect maintenance plans or scheduling parameters.
  
  
  Solution:
  
  Check Equipment Configuration: Review the configuration settings for the equipment in question. Ensure that the usage time period is correctly defined and aligns with the expected maintenance schedules.
  Review Maintenance Plans: Check the associated maintenance plans to ensure they