Message type: E = Error
Message class: LB - Logistics: Batch - Management
Message number: 156
Message text: Please maintain the proportion/product unit for unit of measurement &
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.
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.
LB156
- Please maintain the proportion/product unit for unit of measurement & ?The SAP error message LB156, which states "Please maintain the proportion/product unit for unit of measurement &," typically occurs in the context of materials management, particularly when dealing with units of measure in inventory management or production planning.
Cause: This error usually arises when: Unit of Measure Configuration: The unit of measure (UoM) for a material is not properly defined in the system. Specifically, the system expects a proportion or product unit to be maintained for the specified UoM. Missing Data: The necessary data for the conversion between different units of measure is missing or incorrectly configured in the material master. Incorrect Settings: The settings in the material master for the base unit of measure and alternative units of measure may not be aligned.
Solution: To resolve this error, you can follow these steps: Check Material Master Data: Go to the material master record (transaction code MM02 or MM03). Check the "Basic Data" and "Units of Measure" views. Ensure that the
Get instant SAP help. Sign up for our Free Essentials Plan.
LB155
The numerator and/or denominator were set to '1'
What causes this issue? You have not maintained the numerator and/or the denominator.System Response Numerator and/or denominator was/were automatic...
LB154
Please maintain a proportion unit or product unit
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
LB157
Prop./prod. UoM and base UoM are identical for unit of measurement &
What causes this issue? The proportion or product unit and the base unit of measure must be different. The proportion or product unit must not be equ...
LB158
You have already defined a ratio &1 / &2 for unit of measurement &
What causes this issue? You want to maintain a ratio for proportion or product units. A ratio of &V1& per &V2& already exists for the...
Click on this link to search all SAP messages.