Message type: E = Error
Message class:  /SCMB/LOC_DP_ILM -  
Message number: 131
Message text: Cannot block customer &1 with company code &2
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 /SCMB/LOC_DP_ILM131 indicates that there is an issue with blocking a customer in the context of a specific company code. This error typically arises in the SAP Supply Chain Management (SCM) module, particularly in the context of location and demand planning.
Cause: The error message /SCMB/LOC_DP_ILM131 Cannot block customer &1 with company code &2 usually occurs due to one of the following reasons: Customer Status: The customer you are trying to block may already be in a status that does not allow blocking, such as being marked as "blocked" or "inactive" in the customer master data. Company Code Configuration: There may be issues with the configuration of the company code in relation to the customer. For example, the customer may not be assigned to the specified company code. Data Integrity Issues: There could be inconsistencies or missing data in the customer master records or related tables that prevent the blocking action. Authorization Issues:
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
/SCMB/LOC_DP_ILM130 Cannot block customer &1
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/SCMB/LOC_DP_ILM128 Direct unblocking is not possible in this system
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/SCMB/LOC_DP_ILM132 Cannot block vendor &1
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/SCMB/LOC_DP_ILM133 Cannot block vendor &1 with company code &2
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.