Whole dash not working any advise

Hi I fitted a boost gadge yesterday wiring it to the stereo. took it a run everything was working as it should. Parked up everything still fine. Took the car out today and tel:501844953revs frozen at 2k and speedo frozen at 10mph not lights on dash no stereo no indicators or anything yet when I put the headlights on the boost gadge lights up but nothing else bt the headlights are on iv got the dash in bits. Has any1 had this problem before. Thanks.

 

Fixed now no need to reply cheers

 

A fuse ha couldn't believe it should have checked them first. Stripped everything to check all wiring then checked the fuses 1 burst changed it nd now it's sorted thank god ha. Just fitted my new pressed plates so pretty chuft just waiting on bonnet vents and black badges now then save for a while