Message type: E = Error
Message class:  RSO_CTC - Message class for CTC related messages 
Message number: 213
Message text: Predecessor task &1 not found/executed in task list
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 RSO_CTC213 indicates that a predecessor task in a task list is not found or has not been executed. This error typically occurs in the context of process chains in SAP BW (Business Warehouse) or SAP BW/4HANA when a task that is supposed to be executed before another task is either missing or has not been completed successfully.
Cause: Missing Predecessor Task: The predecessor task that is required for the current task to execute is not defined in the task list. Execution Failure: The predecessor task was defined but did not execute successfully, leading to the current task being unable to proceed. Incorrect Task Configuration: There may be a misconfiguration in the task list, such as incorrect dependencies or missing links between tasks. Task Deletion: The predecessor task may have been deleted or modified after the task list was created.
Solution: Check Task List Configuration: Open the process chain in the SAP BW process chain
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
RSO_CTC212 ALE partner of source system &1 activated
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
RSO_CTC211 Error while updating ALE port of source system &1
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
RSO_CTC214 No entry found in BDLS task for logsys &1
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
RSO_CTC215 No RFC destination found for source system (logsys) &1
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.