Flow price: --
557e2a90d93583222c9fe1cc726284c77c4baf29354e4872d0e6e024ccdb0781

Transaction

Hash: 557e2a90d93583222c9fe1cc726284c77c4baf29354e4872d0e6e024ccdb0781
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 557e2a90d93583222c9fe1cc726284c77c4baf29354e4872d0e6e024ccdb0781:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
557e2a90d93583222c9fe1cc726284c77c4baf29354e4872d0e6e024ccdb0781
Status:
ERROR
Block height:
39989852
Block id:
1e116532a265183f9c095fb0af766faabc7a69ac90265b16062b349e082045d9
Timestamp:
Sunday 30 October 2022 at 13:42:14 UTC
()
Proposer:
Authorizers:
Gas used:
49