Message type: E = Error
Message class:  CNV_IUUC_REPL_ADV_SE - MEssage class for package CNV_IUUC_REPL_ADV_SETTINGS 
Message number: 168
Message text: Options for archiving saved successfully
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 CNV_IUUC_REPL_ADV_SE168 typically relates to issues encountered during the archiving process in the SAP system, particularly in the context of data migration or replication scenarios. This error message indicates that there are options for archiving that have been saved successfully, but it may also imply that there are underlying issues that need to be addressed.
Cause:
Configuration Issues: The archiving settings may not be properly configured, leading to inconsistencies in the archiving process. Data Integrity Problems: There may be issues with the data being archived, such as missing or corrupted records. Authorization Issues: The user executing the archiving process may not have the necessary permissions to perform the operation. System Performance: High system load or performance issues can lead to incomplete archiving processes.
Solution: Check Configuration: Review the archiving configuration settings in the SAP system to ensure they are set up correctly. This includes checking the archiving object settings and ensuring that all necessary
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
CNV_IUUC_REPL_ADV_SE167 Change the dictionary type directly in grid cell
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_IUUC_REPL_ADV_SE166 Invalid dictionary type: &1
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_IUUC_REPL_ADV_SE169 Table &1 is not an INDX-like table
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_IUUC_REPL_ADV_SE170 &1 is not a valid source table key field name
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.