Flow price: --
9ea1bec65012d342ce5f31529b97703620f872eed3a5e0aac6451650a2e12421

Transaction

Hash: 9ea1bec65012d342ce5f31529b97703620f872eed3a5e0aac6451650a2e12421
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9ea1bec65012d342ce5f31529b97703620f872eed3a5e0aac6451650a2e12421:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9ea1bec65012d342ce5f31529b97703620f872eed3a5e0aac6451650a2e12421
Status:
ERROR
Block height:
39908466
Block id:
6906e1140cbe1ab4927d19e0c94d1bb9023948c9e5ad665ad2f35466c4df48a8
Timestamp:
Saturday 29 October 2022 at 05:08:57 UTC
()
Proposer:
Authorizers:
Gas used:
46