How To Fix CD170 - &: Invalid table name or error when reading nametab

SAP Error Message - Details

• Message type: E = Error

• Message class: CD - Change Documents

• Message number: 170

• Message text: &: Invalid table name or error when reading nametab

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 CD170 - &: Invalid table name or error when reading nametab ?

  The SAP error message CD170, which states "Invalid table name or error when reading nametab," typically occurs when there is an issue with the table name being referenced in a program or transaction. This error can arise due to various reasons, including:
  Causes:
  
  Invalid Table Name: The table name specified in the program or transaction does not exist in the SAP system.
  Authorization Issues: The user may not have the necessary authorizations to access the specified table.
  Database Issues: There may be issues with the database connection or the database itself, leading to an inability to read the table.
  Transport Issues: If the table was recently transported from another system, it may not have been properly activated or may not exist in the target system.
  Naming Conventions: The table name may not adhere to the naming conventions expected by SAP, such as incorrect prefixes or special characters.
  
  Solutions:
  
  Check Table Name: Verify that the table name is correct and exists in the SAP system. You can use transaction SE11 (Data Dictionary) to check if the table is present.
  Authorization Check: Ensure that the user has the necessary authorizations to access the table. You can check this in transaction SU53 or by consulting with your security team.
  Database Connection: Check the database connection settings and ensure that the database is up and running. You can also check for any database-related errors in the system logs.
  Transport Activation: If the table was recently transported, ensure that it has been activated in the target system. You can check the transport logs for any errors.
  Naming Conventions: Ensure that the table name follows SAP's naming conventions. If it does not, you may need to rename the table or adjust the program accordingly.
  
  Related Information:
  
  
  Transaction Codes: 
  
  SE11: Data Dictionary to check table definitions.
  SE80: Object Navigator to check programs and their references.
  SU53: Authorization check to see if there are any authorization issues.
  ST22: Dump analysis to check for any runtime errors related to the issue.
  
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  System Logs: Review system logs (transaction SM21) for any related error messages that could provide more context about the issue.
  
  
  If the problem persists after checking these areas, it may be beneficial to consult with your SAP Basis team or open a support ticket with SAP for further assistance.