How To Fix /IAM/OBJECT605 - Conversion of unit &1 to unit &2 not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: /IAM/OBJECT -

• Message number: 605

• Message text: Conversion of unit &1 to unit &2 not possible

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 /IAM/OBJECT605 - Conversion of unit &1 to unit &2 not possible ?

  The SAP error message /IAM/OBJECT605 Conversion of unit &1 to unit &2 not possible typically indicates that there is an issue with converting one unit of measure (UoM) to another within the SAP system. This can occur in various contexts, such as during data entry, processing transactions, or when performing calculations that involve different units of measure.
  Causes:
  
  
  Missing Conversion Factors: The conversion factors between the two units of measure may not be defined in the system. SAP requires a clear definition of how one unit can be converted to another.
  
  
  Incompatible Units: The units of measure may not be compatible for conversion. For example, trying to convert between units that represent different dimensions (e.g., length to weight) will not work.
  
  
  Configuration Issues: There may be issues in the configuration of the units of measure in the system, such as incorrect settings in the unit of measure table.
  
  
  Data Entry Errors: The error may arise from incorrect data entry, where the wrong units are selected or entered.
  
  
  Solutions:
  
  
  Check Unit of Measure Configuration:
  
  Go to the transaction code CUNI (Unit of Measure Conversion) to check if the conversion factors between the two units are defined.
  If they are not defined, you will need to create the necessary conversion entries.
  
  
  
  Verify Compatibility:
  
  Ensure that the units you are trying to convert are compatible. For example, you cannot convert liters to kilograms without a specific density factor.
  
  
  
  Review Master Data:
  
  Check the master data (e.g., material master, vendor master) to ensure that the units of measure are correctly defined and that the relevant conversion factors are in place.
  
  
  
  Correct Data Entry:
  
  Review the transaction or data entry that triggered the error. Ensure that the correct units of measure are being used.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on unit conversions relevant to your business processes.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  CUNI: For maintaining unit of measure conversions.
  MM03: To view material master data, including units of measure.
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to unit conversions.
  
  
  User Exits and BAdIs: If you have custom developments, check if there are any user exits or BAdIs that might be affecting unit conversions.
  
  
  Testing: After making changes, perform tests to ensure that the conversion works as expected.
  
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.