Flow price: --
3b689032c4215503c8235e4d23f02546a2df4d34a9b5262ad47e7b7efae5d257

Transaction

Hash: 3b689032c4215503c8235e4d23f02546a2df4d34a9b5262ad47e7b7efae5d257
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3b689032c4215503c8235e4d23f02546a2df4d34a9b5262ad47e7b7efae5d257:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3b689032c4215503c8235e4d23f02546a2df4d34a9b5262ad47e7b7efae5d257
Status:
ERROR
Block height:
39980047
Block id:
75d583c49a55f15fb7fddd5bf5dd20e627ff66581e9b2a50114dcb18ce94cacf
Timestamp:
Sunday 30 October 2022 at 09:46:43 UTC
()
Proposer:
Authorizers:
Gas used:
50