How To Fix PEP400 - Unknown error while opening document type '&'

PEP400 - Overview

• Message type: E = Error

• Message class: PEP - Schedule Manager: Messages

• Message number: 400

• Message text: Unknown error while opening document type '&'

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 PEP400 - Unknown error while opening document type '&' ?

  The SAP error message PEP400, which states "Unknown error while opening document type '&'", typically occurs when there is an issue related to the document management system (DMS) or when trying to access a document that is not properly configured or does not exist.
  Possible Causes:
  
  Document Type Configuration: The document type specified in the error message may not be correctly configured in the system.
  Authorization Issues: The user may not have the necessary authorizations to access the document type or the specific document.
  Document Not Found: The document you are trying to access may not exist or may have been deleted.
  System Issues: There could be a temporary issue with the SAP system or the DMS that is causing the error.
  Network Issues: If the document is stored externally, network issues could prevent access.
  
  Solutions:
  
  
  Check Document Type Configuration:
  
  Go to the configuration settings for document types in SAP and ensure that the document type referenced in the