How To Fix CJ851 - You can create only one project within one transaction

CJ851 - Overview

• Message type: E = Error

• Message class: CJ - Project master data and structure

• Message number: 851

• Message text: You can create only one project within one transaction

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 CJ851 - You can create only one project within one transaction ?

  The SAP error message CJ851 ("You can create only one project within one transaction") typically occurs when you attempt to create multiple projects in a single transaction in the Project System (PS) module of SAP. This restriction is in place to ensure data integrity and to avoid confusion in project management.
  
  Cause:
  
  Single Transaction Limitation: The system is designed to allow the creation of only one project at a time to maintain clarity and prevent errors in project data.
  User Action: The error may arise if a user tries to create multiple projects in a single session or transaction, either by using the same transaction code multiple times or by attempting to create sub-projects or related projects simultaneously.
  
  
  Solution:
  
  Create Projects Sequentially: Ensure that you create each project in a separate transaction. After completing the creation of one project, you can then start a new transaction to create another project.
  Check for Open Transactions: Make sure