Flow price: --
2f3df5fc57cc8761080695c7c7c4d7e7e3f3a7d4be9b6a6ef1ce53acd984db9e

Transaction

Hash: 2f3df5fc57cc8761080695c7c7c4d7e7e3f3a7d4be9b6a6ef1ce53acd984db9e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2f3df5fc57cc8761080695c7c7c4d7e7e3f3a7d4be9b6a6ef1ce53acd984db9e: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:
2f3df5fc57cc8761080695c7c7c4d7e7e3f3a7d4be9b6a6ef1ce53acd984db9e
Status:
ERROR
Block height:
39738436
Block id:
3001364f016ad1f5f48a33f16190d9313500a5e78fd372eede4919d5d273d17b
Timestamp:
Wednesday 26 October 2022 at 08:46:52 UTC
()
Proposer:
Authorizers:
Gas used:
50