Message type: E = Error
Message class:  /SAPAPO/PDEM -  
Message number: 184
Message text: Table &1 for DataSource &2 not created, generation of DataSource not poss
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 /SAPAPO/PDEM184 indicates that there is an issue with the creation of a DataSource in the SAP Advanced Planning and Optimization (APO) module. The message specifically states that the DataSource for a particular table could not be created, and as a result, the generation of the DataSource is not possible. Cause The error can be caused by several factors, including: Missing Table Definition: The table specified in the error message (&1) may not exist in the system or may not be properly defined. Authorization Issues: The user attempting to create the DataSource may not have the necessary authorizations to perform this action.
Configuration Issues: There may be configuration problems in the APO system that prevent the DataSource from being generated. DataSource Already Exists: If a DataSource with the same name already exists, it may lead to conflicts. Technical Issues: There could be underlying technical issues, such as database inconsistencies or system errors. Solution To resolve the
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
/SAPAPO/PDEM183 DataSource entered for &1 in Customizing for data realignment with &2
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/SAPAPO/PDEM182 DataSource not entered for &1 in Customizing for data realignment
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/SAPAPO/PDEM185 Error when generating DataSource &1 (see application log)
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/SAPAPO/PDEM186 DataSource &1 successfully generated
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.