How To Fix C1077 - Allowed values are not consistent

C1077 - Overview

• Message type: E = Error

• Message class: C1 - Characteristics maintenance messages

• Message number: 077

• Message text: Allowed values are not consistent

What causes this issue?

You have changed the data format. The system checked the allowed values
maintained and discovered that the format of value &v1& is
inconsistent.

How to fix this error?

Remove your format changes, then check the allowed values for
compatibility with the format changes you want to make.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C1077 - Allowed values are not consistent ?

  The SAP error message C1077, which states "Allowed values are not consistent," typically occurs in the context of configuration settings or data entry where the allowed values for a particular field or parameter do not match the expected or defined values in the system. This can happen in various modules, such as Material Management (MM), Sales and Distribution (SD), or others, depending on the context of the error.
  Causes:
  
  Inconsistent Configuration: The allowed values for a field may have been changed or not properly configured in the system, leading to inconsistencies.
  Data Entry Errors: Users may be entering values that do not match the predefined allowed values in the system.
  Missing Master Data: Required master data (like material master, customer master, etc.) may not be set up correctly, leading to discrepancies in allowed values.
  Transport Issues: If changes were transported from one system to another (e.g., from development to production), there may be inconsistencies if