How To Fix 1M154 - Specification of a weekday required (correct)

1M154 - Overview

• Message type: E = Error

• Message class: 1M - BKK: Abschluß

• Message number: 154

• Message text: Specification of a weekday required (correct)

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 1M154 - Specification of a weekday required (correct) ?

  The SAP error message 1M154 ("Specification of a weekday required (correct)") typically occurs in the context of scheduling or planning activities within SAP, particularly when dealing with time-related data such as work schedules, planning calendars, or similar configurations.
  
  Cause:
  This error message indicates that the system requires a specification of a weekday for a particular operation or configuration, but it has not been provided. This can happen in various scenarios, such as:
  
  When defining work schedules or planning cycles that require specific weekdays.
  When setting up rules for time management or attendance that depend on the day of the week.
  When trying to execute a function that requires a weekday specification but the input is missing or incorrect.
  
  
  Solution:
  To resolve this error, you should:
  
  
  Check Input Fields: Ensure that all required fields related to weekdays are filled in correctly. This may include specifying which days of the week are relevant for the operation you are trying to