How To Fix PSSC_TOOLS050 - Frequency unit &1 is not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: PSSC_TOOLS - Message Class for Periods & Due Date Tools

• Message number: 050

• Message text: Frequency unit &1 is not valid

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 PSSC_TOOLS050 - Frequency unit &1 is not valid ?

  The SAP error message PSSC_TOOLS050 indicates that the frequency unit specified in a particular context is not valid. This error typically arises in the context of SAP's Plant Maintenance (PM) or similar modules where frequency units are used to define maintenance schedules, tasks, or other time-related parameters.
  Cause:
  The error is usually caused by one of the following reasons:
  
  Invalid Frequency Unit: The frequency unit entered does not match the predefined units in the system. For example, if the system expects units like "Days," "Weeks," "Months," etc., and an invalid or misspelled unit is provided, this error will occur.
  Configuration Issues: The frequency units may not be properly configured in the system settings or may have been modified or deleted.
  Data Entry Error: There may be a typographical error in the frequency unit field when entering data.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Frequency Unit:
  
  Verify the frequency unit you are trying to use. Ensure it is one of the valid units recognized by the system.
  Common valid units include "D" for days, "W" for weeks, "M" for months, etc.
  
  
  
  Review Configuration:
  
  If you have access, check the configuration settings in the SAP system to ensure that the frequency units are correctly defined.
  You can do this by navigating to the relevant configuration area in the SAP IMG (Implementation Guide) and checking the settings for frequency units.
  
  
  
  Correct Data Entry:
  
  If the error is due to a data entry mistake, correct the input in the relevant transaction or data entry screen.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for the specific module you are working with to understand the valid frequency units and their usage.
  
  
  
  Contact Support:
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert who can provide further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using transaction codes like IW31 (Create PM Order), IW32 (Change PM Order), or others related to maintenance planning.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  User Roles: Ensure that you have the appropriate permissions to make changes to frequency units or related configurations.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.