How To Fix TFC0150 - Use of monitor (GANTT chart) is not allowed

TFC0150 - Overview

• Message type: E = Error

• Message class: TFC0 - Messages in FC

• Message number: 150

• Message text: Use of monitor (GANTT chart) is not allowed

What causes this issue?

You have deactivated the use of the monitor (GANTT chart) in your user
master data (parameter CLOCO_NO_GANTT). This is usually done to boost
performance.
Therefore, you cannot use the monitor with your user name.

System Response

The switch to the monitor will not be carried out.

How to fix this error?

Either use the list display only, or activate the use of the monitor
(parameter CLOCO_NO_GANTT = ' '). After activating this option, you will
need to restart the transaction.

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 TFC0150 - Use of monitor (GANTT chart) is not allowed ?

  The SAP error message TFC0150, which states "Use of monitor (GANTT chart) is not allowed," typically occurs in the context of SAP's Project System (PS) or Production Planning (PP) modules when users attempt to access the Gantt chart functionality for project or production scheduling.
  
  Cause:
  
  Authorization Issues: The user may not have the necessary authorizations to access the Gantt chart functionality.
  Configuration Settings: The Gantt chart feature may not be enabled in the system configuration or may be restricted for certain users or roles.
  System Version: The version of SAP being used may not support the Gantt chart feature, or it may require specific settings to be enabled.
  Transaction Restrictions: Certain transactions or processes may have restrictions that prevent the use of the Gantt chart.
  
  
  Solution:
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to access the Gantt chart. This can be done by checking the user's roles and authorizations in transaction SU53 or PFCG.
  If necessary,