Flow price: --
5bcd99a6b8db7fedfd71a81c0c7386d76ccda1f60fa0ca92712231989b389bff

Transaction

Hash: 5bcd99a6b8db7fedfd71a81c0c7386d76ccda1f60fa0ca92712231989b389bff
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5bcd99a6b8db7fedfd71a81c0c7386d76ccda1f60fa0ca92712231989b389bff: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:
5bcd99a6b8db7fedfd71a81c0c7386d76ccda1f60fa0ca92712231989b389bff
Status:
ERROR
Block height:
40029595
Block id:
4c8bb2535afd6f6c483446be3f8a389b1e4ae805d0060e99ae9b0fd1fd2102f0
Timestamp:
Monday 31 October 2022 at 05:33:43 UTC
()
Proposer:
Authorizers:
Gas used:
49