Lawmakers urge for action over cash advance collapse MPs have actually required urgent redress and better general use of payment for customers whom sign up for payday advances after it was revealed that unresolved complaints which have been filed against Wonga has topped over 40,000 up to now. 1000s of clients of Wonga would like payment following the cash advance collapse over mis-sold loans. Just Just Just What took place to Wonga? The once payday giant Wonga went into management in August 2018, and was once the UK’s biggest provider of high-interest, short-term loans just before its collapse. 1