die "guru meditation error: Can only assign amount to one bank account booking" if scalar @{ $payment } > 1;
# credit/debit * -1 matches the sign for bt.amount and bt.invoice_amount
- die "Can only assign the full (partial) bank amount to a single general ledger booking"
- unless $bt->not_assigned_amount == $payment->[0]->amount * -1;
+
+ die "Can only assign the full (partial) bank amount to a single general ledger booking" . $bt->not_assigned_amount . " " . ($payment->[0]->amount * -1)
+ unless (abs($bt->not_assigned_amount - ($payment->[0]->amount * -1)) < 0.001);
$bt->update_attributes(invoice_amount => $bt->invoice_amount + ($payment->[0]->amount * -1));