How To Fix U1105 - Form has already been filed on &.

SAP Error Message - Details

• Message type: E = Error

• Message class: U1 - Tax reporter interface

• Message number: 105

• Message text: Form has already been filed on &.

What causes this issue?

A form should not be regenerated once filed with the Legal Authorities.
This form has already been filed and therefore it's not possible to
regenerate the form agian.

System Response

Will not allow to regenerate form until special measures are taken.

How to fix this error?

If it is the copy of the form already generated that is required, use
the re-print functionality provided. You could reprint any of the forms
generated .
In order to produce the form again the filing status needs to be reset.
Note: Changing the filing status and reproducing the forms could give a
totally differnt set of results compared to those that were already
produced.

Error message extract from SAP system. Copyright SAP SE.