How To Fix D3816 - KEYCARD can only be followed by NUMCOLS or INDEX

SAP Error Message - Details

• Message type: E = Error

• Message class: D3 - CCMS - DB2 on OS390

• Message number: 816

• Message text: KEYCARD can only be followed by NUMCOLS or INDEX

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message D3816 - KEYCARD can only be followed by NUMCOLS or INDEX ?

  The SAP error message D3816, which states "KEYCARD can only be followed by NUMCOLS or INDEX," typically occurs in the context of defining a database table or a data dictionary object in the ABAP Dictionary (SE11). This error indicates that there is a syntax issue in the definition of a key field, specifically related to the use of the KEYCARD keyword.
  
  Cause:
  The error arises when the KEYCARD keyword is used incorrectly in the context of defining a table's key fields. The KEYCARD keyword is intended to specify the cardinality of a key field, but it must be followed by either NUMCOLS (to specify the number of columns in the key) or INDEX (to indicate that the key is an index). If it is followed by any other keyword or is used in an incorrect context, this error will be triggered.
  
  Solution:
  To resolve this error, you should:
  
  
  Check the Syntax: Review the definition of