Flow price: --
68bbc8aa2de63a5840d0c11489b754692706eeaf858e66068eb3ade9b562fe17

Transaction

Hash: 68bbc8aa2de63a5840d0c11489b754692706eeaf858e66068eb3ade9b562fe17
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 68bbc8aa2de63a5840d0c11489b754692706eeaf858e66068eb3ade9b562fe17:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
68bbc8aa2de63a5840d0c11489b754692706eeaf858e66068eb3ade9b562fe17
Status:
ERROR
Block height:
39976777
Block id:
55e31b6af6927a69ceac736e7009cfe93107bc4091f75a822ea456c6391305f6
Timestamp:
Sunday 30 October 2022 at 08:28:38 UTC
()
Proposer:
Authorizers:
Gas used:
48