Message type: E = Error
Message class:  /SCA/SDPR_INTERNAL -  
Message number: 006
Message text: Supp. conf. &1 has quantity &2 but is conf. or conf.+conf.req.
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 /SCA/SDPR_INTERNAL006 typically indicates an issue related to the configuration of a product in the SAP system, particularly in the context of supply chain management and demand planning. This error message suggests that there is a discrepancy between the available quantity of a product and its configuration status.
Cause: Quantity Mismatch: The error occurs when the system detects that the available quantity of a product (or component) does not match the expected configuration status. For example, if a product is configured to require a certain quantity but the available stock is less than that, this error may be triggered.
Configuration Issues: There may be issues with how the product is configured in the system, such as incorrect settings in the configuration profile or master data. Demand Planning Settings: The settings in demand planning or supply chain management may not align with the actual stock levels or configuration requirements.
Solution: Check Product Configuration: Review
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
/SCA/SDPR_INTERNAL005 Supp.conf &1 contains invalid creation timestamps (conf: &2, c.req.: &3)
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/SCA/SDPR_INTERNAL004 Existing alert &1 of type &2 removed (returncode &3)
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/SCA/SDPR_INTERNAL007 &1 - Started overdue computation
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/SCA/SDPR_INTERNAL008 &1 - Started queue update
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.