Message type: E = Error
Message class:  RPM_LCC - Messages for the Test Log for the liveCache Routines 
Message number: 039
Message text: INITIALIZE: RECYCLE switch was set
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 RPM_LCC039, which states "INITIALIZE: RECYCLE switch was set," typically occurs in the context of SAP's Resource and Project Management (RPM) module. This error is related to the initialization process of certain operations, particularly when the system is trying to recycle or reuse resources or data.
Cause: The error is generally caused by the following factors:
Configuration Issues: The recycle switch may have been incorrectly configured in the system settings. Data Integrity Problems: There may be issues with the data being processed, such as missing or corrupted entries. System Bugs: There could be bugs in the version of the SAP software you are using that lead to this error when the recycle switch is activated.
Solution: To resolve the RPM_LCC039 error, you can try the following steps: Check Configuration: Review the configuration settings related to the recycle switch in the RPM module. Ensure that they are set correctly according to your business requirements. Data Validation: Validate the data
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
RPM_LCC038 INITIALIZE: RECYCLE switch was not set
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
RPM_LCC037 CLEAN_UP: LC_DOWN switch was set
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
RPM_LCC040 Activities for matrix &1 not saved correctly
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
RPM_LCC041 No activity matrix found for product &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.