How To Fix MDC_INSPECTOR004 - SQL construction failed: "&1"

SAP Error Message - Details

• Message type: E = Error

• Message class: MDC_INSPECTOR - Inspector Messages

• Message number: 004

• Message text: SQL construction failed: "&1"

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDC_INSPECTOR004 - SQL construction failed: "&1" ?

  The SAP error message MDC_INSPECTOR004, which states "SQL construction failed: '&1'", typically indicates that there is an issue with the SQL query being generated or executed within the SAP system. This error can arise in various contexts, particularly when working with the SAP HANA database or when using the SAP Multi-Dimensional Data (MDC) Inspector.
  Possible Causes:
  
  Syntax Errors: There may be a syntax error in the SQL query being constructed. This could be due to incorrect SQL syntax or invalid characters.
  Invalid Parameters: The parameters being passed to the SQL query may be invalid or not properly formatted.
  Database Connection Issues: There could be issues with the connection to the database, such as network problems or database unavailability.
  Data Model Issues: If the data model or the underlying tables/views have been changed or are not properly defined, it can lead to SQL construction failures.
  Authorization Issues: The user executing the query may not have the necessary authorizations to access the required data or execute the SQL statement.
  
  Solutions:
  
  Check SQL Syntax: Review the SQL query for any syntax errors. Ensure that all SQL commands and clauses are correctly formatted.
  Validate Parameters: Ensure that all parameters being passed to the SQL query are valid and correctly formatted. Check for any special characters or unexpected values.
  Database Connectivity: Verify that the database is up and running and that there are no connectivity issues. Check network settings and database logs for any errors.
  Review Data Model: Check the data model and ensure that all tables, views, and relationships are correctly defined and accessible.
  User Authorizations: Ensure that the user has the necessary authorizations to execute the SQL query. Check the roles and permissions assigned to the user.
  Debugging: If possible, enable debugging or logging to capture more detailed information about the SQL construction process. This can help identify the exact point of failure.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator) to inspect the database objects involved in the query.
  Community Forums: Consider searching or posting on SAP community forums or platforms like SAP Community, where other users may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to contact SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.