How To Fix PSSC_TOOLS066 - External to internal date format conversion of date from &1 not possible

PSSC_TOOLS066 - Overview

• Message type: E = Error

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

• Message number: 066

• Message text: External to internal date format conversion of date from &1 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PSSC_TOOLS066 - External to internal date format conversion of date from &1 not possible ?

  The SAP error message PSSC_TOOLS066 indicates that there is an issue with converting a date from an external format to an internal format. This typically occurs when the date format provided does not match the expected format in the SAP system.
  
  Cause:
  
  Incorrect Date Format: The date being processed is in a format that SAP does not recognize or cannot convert. For example, if the date is in a format like MM/DD/YYYY but the system expects DD/MM/YYYY, this error can occur.
  Invalid Date Values: The date provided may contain invalid values, such as 31/02/2023, which does not exist.
  
  Configuration Issues: The system's date format settings may not be aligned with the format being used in the external system or input.
  
  
  Solution:
  
  Check Date Format: Ensure that the date being input matches the expected format in SAP. You can check the expected format in the user settings or system configuration.
  Validate Date Values: Make sure that the date