Message type: E = Error
Message class:  /BOFU/FBI_DT_VIEW -  
Message number: 071
Message text: Output Structure Suffix &1 contains invalid characters
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 /BOFU/FBI_DT_VIEW071 Output Structure Suffix &1 contains invalid characters typically occurs in the context of SAP Business Objects or SAP BW (Business Warehouse) when there is an issue with the naming conventions of output structures or data views. The error indicates that the suffix provided for an output structure contains characters that are not allowed according to SAP's naming conventions.
Cause: Invalid Characters: The suffix you are trying to use for the output structure may contain characters that are not permitted. This can include special characters, spaces, or starting with a number. Naming Conventions: SAP has specific rules for naming objects, which usually allow only alphanumeric characters and underscores. Any deviation from these rules can trigger this error.
Configuration Issues: There may be a misconfiguration in the settings related to the output structure or data view.
Solution: Check the Suffix: Review the suffix you are using for the output structure. Ensure it only
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
/BOFU/FBI_DT_VIEW070 Specify Output Structure Suffix
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/BOFU/FBI_DT_VIEW069 Specify name of related view
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/BOFU/FBI_DT_VIEW072 Output structure suffix can contain only alphabets (Aa-Zz)
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/BOFU/FBI_DT_VIEW073 Output Structure Suffix &1 cannot be repeated
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
Click on this link to search all SAP messages.