How To Fix MPE_INSTALLATION_MSG062 - Network activity &1 starts before predecessor &2 is completed

MPE_INSTALLATION_MSG062 - Overview

• Message type: E = Error

• Message class: MPE_INSTALLATION_MSG -

• Message number: 062

• Message text: Network activity &1 starts before predecessor &2 is completed

What causes this issue?

Two network activities are connected by a precedence relationship and a
finish-start relationship. However, the predecessor activity ends after
the start of the successor activity.

System Response

The system does not automatically reschedule network activities.

How to fix this error?

Reschedule the network activities (using transaction <AB>CJ20N</>) to
make the schedule feasible.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_INSTALLATION_MSG062 - Network activity &1 starts before predecessor &2 is completed ?

  The SAP error message MPE_INSTALLATION_MSG062 indicates that there is a network activity that is trying to start before its predecessor activity has been completed. This is a common issue in project management within SAP, particularly when dealing with project planning and scheduling in the Project System (PS) module.
  
  Cause:
  The error typically arises due to the following reasons:
  
  Incorrect Dependency Setup: The predecessor and successor relationships between activities are not correctly defined. The system expects a certain sequence of operations, and if these are not adhered to, the error will occur.
  Scheduling Conflicts: The scheduling of activities may not be aligned properly, leading to a situation where a successor activity is scheduled to start before its predecessor has finished.
  Manual Changes: If manual changes were made to the scheduling or dependencies of activities, it could lead to conflicts.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Activity Relationships:
  
  Go to the project structure and review