How To Fix /LTB/MC133 - Cannot upload file; error occurred while reading file

SAP Error Message - Details

• Message type: E = Error

• Message class: /LTB/MC -

• Message number: 133

• Message text: Cannot upload file; error occurred while reading file

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 /LTB/MC133 - Cannot upload file; error occurred while reading file ?

  The SAP error message /LTB/MC133 Cannot upload file; error occurred while reading file typically indicates that there is an issue with the file you are trying to upload into the SAP system. This error can arise from various causes, and here are some common reasons along with potential solutions:
  Causes:
  
  File Format Issues: The file may not be in the expected format (e.g., CSV, TXT) or may contain invalid characters.
  File Size Limitations: The file size may exceed the maximum limit allowed by the SAP system.
  File Encoding: The file may be encoded in a format that SAP cannot read (e.g., UTF-16 instead of UTF-8).
  File Path Issues: The file path may be incorrect, or the file may not be accessible due to permissions.
  Network Issues: If the file is being uploaded from a network location, there may be connectivity issues.
  SAP Authorizations: The user may not have the necessary authorizations to upload files.
  
  Solutions:
  
  Check File Format: Ensure that the file is in the correct format and does not contain any invalid characters. You can open the file in a text editor to verify its contents.
  Reduce File Size: If the file is too large, try splitting it into smaller files and upload them separately.
  Verify File Encoding: Make sure the file is saved in the correct encoding format (preferably UTF-8). You can change the encoding in your text editor or spreadsheet application.
  Check File Path: Ensure that the file path is correct and that the file is accessible. If the file is on a network drive, ensure that you have the necessary permissions to access it.
  Test Network Connectivity: If applicable, check your network connection to ensure that there are no issues accessing the file location.
  Review Authorizations: Check if the user has the necessary authorizations to perform file uploads in SAP. You may need to consult with your SAP security team.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search the SAP Support Portal for relevant notes.
  Transaction Codes: Familiarize yourself with the transaction codes related to file uploads in SAP, such as AL11 (to view file directories) or CG3Z (to upload files).
  Logs and Traces: If the issue persists, consider checking the application logs or enabling traces to gather more information about the error.
  
  If the problem continues after trying the above solutions, it may be beneficial to consult with your SAP Basis or technical support team for further assistance.