How To Fix CT601 - Invalid order type & (check entry)

SAP Error Message - Details

• Message type: E = Error

• Message class: CT - CIM messages: ATAB table accesses

• Message number: 601

• Message text: Invalid order type & (check entry)

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CT601 - Invalid order type & (check entry) ?

  The SAP error message CT601 "Invalid order type & (check entry)" typically occurs when there is an issue with the order type being used in a transaction. This error can arise in various contexts, such as when creating or processing production orders, maintenance orders, or other types of orders in SAP.
  Causes:
  
  Incorrect Order Type: The order type entered does not exist in the system or is not valid for the transaction being performed.
  Configuration Issues: The order type may not be properly configured in the system, or it may not be assigned to the relevant plant or company code.
  Authorization Issues: The user may not have the necessary authorizations to use the specified order type.
  Data Entry Errors: There may be a typographical error in the order type field, leading to the system not recognizing it.
  
  Solutions:
  
  
  Check Order Type: Verify that the order type you are trying to use is valid. You can do this by checking the configuration in the relevant SAP module (e.g., Production Planning, Plant Maintenance).
  
  Use transaction code OPL8 for production orders to check the order types.
  Use transaction code OIOA for maintenance orders.
  
  
  
  Configuration Review: Ensure that the order type is correctly configured in the system. This includes checking:
  
  The order type settings in the configuration (transaction code SPRO).
  The assignment of the order type to the relevant plants or company codes.
  
  
  
  User Authorizations: Check if the user has the necessary authorizations to create or process the order type. This can be done by reviewing the user's roles and authorizations in the system.
  
  
  Correct Data Entry: Double-check the entry for any typographical errors. Ensure that the order type is entered correctly without any extra spaces or incorrect characters.
  
  
  Consult Documentation: If the issue persists, consult the SAP documentation or reach out to your SAP support team for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for order management in SAP, such as CO01 (Create Production Order), IW31 (Create Maintenance Order), etc.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message CT601.
  User Forums: Consider visiting SAP community forums or user groups for additional insights and solutions from other users who may have encountered the same issue.
  
  By following these steps, you should be able to identify and resolve the cause of the CT601 error in SAP.