SAP Note No. 1358511 - Removal of dependency of TAN number on different parameters
Check solution part :
The below mentioned changes have been delivered through this note
1. New Switch 'TANK', Transaction PC00_M40_SWCH.
The changes will be applicable only once the switch 'TANK' is active. This switch can be activated through the transaction PC00_M40_SWCH.
Note : The switch should be activated only from begining of the financial year. Once the switch is activated, it cannot be deactivated again.
Were you using the TAN switch earlier. Attach screenshot from PC00_M40_SWCH transaction.