How To Fix TD121 - Window & already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: TD - SAPscript: Text editor, composer, forms, styles and fonts

• Message number: 121

• Message text: Window & already exists

What causes this issue?

You attempted to create a window which already exists.

System Response

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

How to fix this error?

Please use a window name not yet defined in the form.
If you want to create a window on the current page that already exists
on another page, proceed as follows:
Change to the other page
Select the window in question and copy it using the '<PF>Copy</>'
function key
Insert it on the page you want using the '<PF>Paste</>' function key

Error message extract from SAP system. Copyright SAP SE.