Message type: E = Error
Message class: MR - Stock overview for generic materials
Message number: 055
Message text: The unit of measure entered is not allowed for the material
You have chosen a unit of measure that is not allowed for the material
specified.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Choose a valid unit of measure. You can check the units of measure that
have been defined for the material by choosing <LS>Extras</> ->
<LS>Units of measure</>.
Error message extract from SAP system. Copyright SAP SE.
MR055
- The unit of measure entered is not allowed for the material ?The SAP error message MR055 ("The unit of measure entered is not allowed for the material") typically occurs when there is a mismatch between the unit of measure (UoM) being used in a transaction and the units defined for the material in the system. Here’s a breakdown of the cause, potential solutions, and related information:
Cause: Incorrect Unit of Measure: The unit of measure you are trying to use for the material is not defined in the material master data. Material Master Configuration: The material may have specific units of measure defined in the material master that do not include the one you are trying to use. Transaction Type: The transaction you are performing may not support the unit of measure you are trying to use. Unit of Measure Conversion: If there are conversion factors defined, they may not be set up correctly, leading to the error.
Solution: Check Material Master Data: Go to the material master record
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