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(Write here your question/remark)We have a survey that cannot be activated in version 6.5.2. The error is the following:

SQL: SQLSTATE[42000]: [Microsoft][ODBC Driver 17 for SQL Server][SQL Server]An object or column name is missing or empty. For SELECT INTO statements, verify each column has a name. For other statements, look for empty alias names. Aliases defined as "" or are not allowed. Change the alias to a valid name.


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(Write here your question/remark)

I would update to the latest version 6.5.3 and check if the error persists. If so, please create a bug report.