How To Fix MMPUR_REQ_COMMON045 - Error in logical system and communication system

SAP Error Message - Details

• Message type: E = Error

• Message class: MMPUR_REQ_COMMON - Requisition common messages

• Message number: 045

• Message text: Error in logical system and communication system

Self-Explanatory Message

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.

What else can you do?

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message MMPUR_REQ_COMMON045 - Error in logical system and communication system ?

  The SAP error message MMPUR_REQ_COMMON045 typically indicates an issue related to the logical system and communication system configuration in the context of purchasing documents or requisitions. This error can arise due to various reasons, including incorrect settings in the system configuration or issues with the communication between different systems.
  Causes:
  
  
  Incorrect Logical System Configuration: The logical system may not be correctly defined in the SAP system. This can happen if the logical system name is not set up properly in the client settings.
  
  
  Missing or Incorrect RFC Destination: If the system is trying to communicate with another SAP system or an external system, the RFC (Remote Function Call) destination may be missing or incorrectly configured.
  
  
  Transport Layer Issues: If the transport layer is not set up correctly, it can lead to communication issues between systems.
  
  
  Authorization Issues: The user or system may not have the necessary authorizations to perform the required actions, leading to communication