Flow price: --
eac21b8844839c3b8242478390f6a98ab0a5e0c9d1e8621c43c5b9476391d96b

Transaction

Hash: eac21b8844839c3b8242478390f6a98ab0a5e0c9d1e8621c43c5b9476391d96b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> eac21b8844839c3b8242478390f6a98ab0a5e0c9d1e8621c43c5b9476391d96b: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:
eac21b8844839c3b8242478390f6a98ab0a5e0c9d1e8621c43c5b9476391d96b
Status:
ERROR
Block height:
40154357
Block id:
61f0314aa800559ac993708141c999c261a46c81aef3355cdef216bf9b68d7bb
Timestamp:
Wednesday 2 November 2022 at 08:00:52 UTC
()
Proposer:
Authorizers:
Gas used:
45