Message type: E = Error
Message class:  MMRP01 - Rapid Planning Matrix 
Message number: 050
Message text: Orders cannot be sorted
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 MMRP01050, which states "Orders cannot be sorted," typically occurs in the context of materials management and order processing. This error can arise due to various reasons, often related to the configuration or data integrity within the SAP system. Causes: Inconsistent Data: There may be inconsistencies in the order data, such as missing or incorrect entries in the order or material master records. Sorting Criteria: The sorting criteria defined for the orders may not be valid or applicable to the current dataset. System Configuration: The configuration settings in the SAP system for order processing or sorting may not be set up correctly. User Authorizations: The user may not have the necessary authorizations to perform the sorting operation on the orders. Technical Issues: There could be underlying technical issues, such as database inconsistencies or system performance problems. Solutions: Check Data Integrity: Review the order data for any inconsistencies or missing information. Ensure that all required fields
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
MMRP01049 Program error: Missing or incorrect production version(incorrect mat.loc)
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
MMRP01048 No matrix exists or no production version has been selected
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
MMRP01051 Too many orders
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
MMRP01052 No array transferred or array is empty
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.