How To Fix BS_PERIOD066 - External to internal date format conversion of date from &1 not possible

BS_PERIOD066 - Overview

• Message type: E = Error

• Message class: BS_PERIOD - BS Period Toolset - Message Class

• 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.

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 BS_PERIOD066 - External to internal date format conversion of date from &1 not possible ?

  The SAP error message BS_PERIOD066 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 defined in the system settings or when the date value is invalid.
  
  Cause:
  
  Incorrect Date Format: The date provided does not match the expected format (e.g., DD/MM/YYYY vs. MM/DD/YYYY).
  Invalid Date Value: The date value itself may be invalid (e.g., February 30th).
  
  Configuration Issues: The system's date format settings may not align with the format being used in the input data.
  Localization Settings: Different countries have different date formats, and if the system is set to a specific locale, it may not accept dates in another format.
  
  
  Solution:
  
  Check Input Date Format: Ensure that the date being input matches the expected format in the SAP system. You can check the expected format in the user profile settings or system configuration.
  Validate