Message type: E = Error
Message class:  SALV_BOQT - Messages for SALV_BO* 
Message number: 011
Message text: Aggregation in column '&1' cannot be displayed
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.
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.
The SAP error message SALV_BOQT011 indicates that there is an issue with the aggregation in a specific column of a SAP ALV (ABAP List Viewer) report. This error typically arises when the system is unable to perform the requested aggregation operation on the data in that column. Causes: Data Type Mismatch: The column may contain mixed data types or incompatible data types that cannot be aggregated (e.g., trying to sum a string). Aggregation Function Not Supported: The aggregation function being used (like SUM, AVG, etc.) may not be applicable to the data in that column. Null or Empty Values: The presence of null or empty values in the column can lead to aggregation issues. Incorrect Configuration: The ALV configuration might not be set up correctly for the specific column, leading to aggregation errors. Data Source Issues: The underlying data source may have inconsistencies or issues that prevent proper aggregation. Solutions: Check Data Types: Ensure that the data in
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
SALV_BOQT010 Column '&1' contains cell variants and cannot be displayed
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
SALV_BOQT007 Crystal reports cannot be displayed
What causes this issue?  Crystal Reports cannot be displayed because there is not enough working memory available on your local PC to display the data...
SALV_BOQT013 Crystal report layout version not supported
What causes this issue?  You have tried to call a Crystal report layout whose version is no longer supported.System Response  The view is switched to ...
SALV_BOQT014 Crystal reports is deactivated on your system
What causes this issue?  You have tried to select a view for which a Crystel report layout is set as default. However, Crystal reports i not active.Sy...
Click on this link to search all SAP messages.