Diagnosis
The selected commission contract is not valid for as long as thecontract bundle.
If you still want to assign the commission contract, then you need tochange the contract bundle, so that it ends before or on the same dayas the contract. If the contract bundle is to be valid for longer thanthe contract, then you can call up contract bundle maintenance afteryou have done this, with the corresponding indicator:
Effectively valid from, change the end of the contract bundleback to the old date, and delete the commission contract from theTable-Ctrl.