How To Fix 55201 - Tab &1 unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: 55 - Messages for development class EENO

• Message number: 201

• Message text: Tab &1 unknown

What causes this issue?

This <DS:DE.TA_KARTEI>tab</> (&V1&) does not exist in table TABS_KART.
It is probably a program error.

System Response

The system cannot execute the transaction in this constellation.

How to fix this error?

Contact your system administrator and request a check whether this tab
exists in table TABS_KART. Transaction <DS:TRAN.EU01>EU01</> can be
used for this.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 55201 - Tab &1 unknown ?

  The SAP error message "55201 Tab &1 unknown" typically indicates that the system is unable to recognize a specific table or database object referenced in a program or transaction. This error can occur in various contexts, such as during data processing, report generation, or when executing certain transactions.
  Cause:
  
  Table Does Not Exist: The specified table (&1) may not exist in the database. This could be due to a typo in the table name or because the table has not been created.
  Authorization Issues: The user may not have the necessary authorizations to access the specified table.
  Transport Issues: If the table was recently transported from another system, it may not have been properly imported or activated in the target system.
  Database Connection Issues: There may be issues with the database connection that prevent the system from accessing the table.
  Custom Development: If the error arises from custom code, it may be due to incorrect references or logic in the ABAP program.
  
  Solution:
  
  Check Table Existence: Verify that the table exists in the database. You can do this by using transaction SE11 (Data Dictionary) to search for the table.
  Correct Typographical Errors: Ensure that the table name is spelled correctly in the code or transaction.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the table. This can be checked in transaction SU53 or by consulting with your security team.
  Review Transport Logs: If the table was recently transported, check the transport logs for any errors or issues during the import process.
  Database Connection: Ensure that the database connection is functioning correctly. You can check this in transaction DBACOCKPIT or by consulting your database administrator.
  Debugging Custom Code: If the error is coming from custom ABAP code, use transaction SE80 or SE38 to debug the program and identify where the error is occurring.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE80 (Object Navigator), SE38 (ABAP Editor), SU53 (Authorization Check), DBACOCKPIT (Database Administration).
  SAP Notes: Check SAP Notes for any known issues related to this error message. You can search for relevant notes in the SAP Support Portal.
  Documentation: Review the documentation for the specific module or functionality you are working with to understand the context of the error.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.