Flow price: --
4e21f329135c8fa56f8243580e84ce2142474a0474a474021d0230ee3629d4f2

Transaction

Hash: 4e21f329135c8fa56f8243580e84ce2142474a0474a474021d0230ee3629d4f2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4e21f329135c8fa56f8243580e84ce2142474a0474a474021d0230ee3629d4f2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4e21f329135c8fa56f8243580e84ce2142474a0474a474021d0230ee3629d4f2
Status:
ERROR
Block height:
39776249
Block id:
8c30aaa26e10bc89882e86401d49b7bc4e46a7807c10c36c81dcf0974d4c8bd8
Timestamp:
Thursday 27 October 2022 at 00:00:51 UTC
()
Proposer:
Authorizers:
Gas used:
47