Flow price: --
218097c2714c2db9972849aabc89bb432a006f19a7515bcb3b1ab45ee687d4fc

Transaction

Hash: 218097c2714c2db9972849aabc89bb432a006f19a7515bcb3b1ab45ee687d4fc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 218097c2714c2db9972849aabc89bb432a006f19a7515bcb3b1ab45ee687d4fc:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
218097c2714c2db9972849aabc89bb432a006f19a7515bcb3b1ab45ee687d4fc
Status:
ERROR
Block height:
40058019
Block id:
cf92bb0a27e7f4d636c99655f82065d36661bde1c2a22df69b308c746179f0fb
Timestamp:
Monday 31 October 2022 at 17:01:52 UTC
()
Proposer:
Authorizers:
Gas used:
46