The message "Standard Transport System is active." appears while accessing SAP BW Query Designer

Purpose:

How to solve the message “Standard Transport System is active." appearing while accessing SAP BW Query Designer

Overview:

When trying to access Query using SAP BW Query Designer, the following message occurs:

Business Explorer

The Standard Transport System is active.

SAP GUI connection is not activated for current connection to BW system.

Do you want to reconnect to BW system and activate SAP GUI connection?

Yes No

Steps to be followed  to solve this message:

Please check if the Standard Transport System is active. If so please deactivate the Standard Transport System in RSA1.

To do so perform the following steps:

1.RSA1

2.Activate transport Connection Tab

3.Press menu->edit->Transport->switch-off standard

Also, please refer the following SAP Note about Maintenance strategy / deadlines for SAP GUI:

147519 - Maintenance strategy / deadlines for SAP GUI