How To Fix RA191 - Measurements for & are invalid

RA191 - Overview

• Message type: E = Error

• Message class: RA - Monitoring structure dialog message

• Message number: 191

• Message text: Measurements for & are invalid

What causes this issue?

Internal error in the monitoring architecture.

System Response

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

How to fix this error?

Contact SAP AG.

Error message extract from SAP system. Copyright SAP SE.

RA191 - Details

• The SAP error message RA191, which states "Measurements for & are invalid," typically occurs in the context of SAP's Project System (PS) or Controlling (CO) modules, particularly when dealing with measurement documents or actual costs related to projects or internal orders.
  
  Cause:
  The error can arise due to several reasons, including:
  
  Invalid Measurement Data: The measurement data entered may not conform to the expected format or may be missing required fields.
  Incorrect Configuration: The configuration settings for the measurement types or the related master data may not be set up correctly.
  Data Consistency Issues: There may be inconsistencies in the data, such as mismatched units of measure or incorrect assignment of measurement documents to the relevant objects.
  Missing Master Data: The relevant master data (like cost centers, internal orders, or projects) may not be properly defined or may be inactive.
  Authorization Issues: The user may not have the necessary authorizations to access or modify the measurement data.
  
  
  Solution:
  To