How To Fix EM091 - Could not read file header (file &1)

EM091 - Overview

• Message type: E = Error

• Message class: EM - IS-U Migration

• Message number: 091

• Message text: Could not read file header (file &1)

What causes this issue?

The file header identifies the file contents and could not be read.
Therefore, migration cannot be carried out.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check the file contents and the file header.

Error message extract from SAP system. Copyright SAP SE.

EM091 - Details

• The SAP error message EM091, which states "Could not read file header (file &1)," typically indicates that there is an issue with reading the header of a file that is being processed by the SAP system. This error can occur in various contexts, such as during file uploads, data imports, or when processing external files.
  Causes:
  
  File Format Issues: The file may not be in the expected format or may be corrupted. This can happen if the file was not created correctly or if it was modified improperly.
  File Path Issues: The specified file path may be incorrect, or the file may not exist at the specified location.
  Permissions Issues: The user or the SAP system may not have the necessary permissions to access the file.
  File Encoding Issues: The file may be encoded in a format that is not supported by SAP, leading to difficulties in reading the header.
  Network Issues: If the file is