Flow price: --
c5c5faa3228db7f407135b503090fc61f54b4369a4b95af5da2eb5247b349726

Transaction

Hash: c5c5faa3228db7f407135b503090fc61f54b4369a4b95af5da2eb5247b349726
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c5c5faa3228db7f407135b503090fc61f54b4369a4b95af5da2eb5247b349726:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c5c5faa3228db7f407135b503090fc61f54b4369a4b95af5da2eb5247b349726
Status:
ERROR
Block height:
40165512
Block id:
f890922ffc14cb56a1c17ca50f82dfa8d19bcfb9f7592d5ea7bb245cf9bcd425
Timestamp:
Wednesday 2 November 2022 at 12:32:04 UTC
()
Proposer:
Authorizers:
Gas used:
57