Flow price: --
35acb0d0194f33c521b966bea8f1f2ac0feb406d3313b45b0cccb9290cf6891e

Transaction

Hash: 35acb0d0194f33c521b966bea8f1f2ac0feb406d3313b45b0cccb9290cf6891e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 35acb0d0194f33c521b966bea8f1f2ac0feb406d3313b45b0cccb9290cf6891e: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:
35acb0d0194f33c521b966bea8f1f2ac0feb406d3313b45b0cccb9290cf6891e
Status:
ERROR
Block height:
39767050
Block id:
814578a6bcac3fb5d2c86f6bad8ab7a981a1f5cf816f051a49d5d270877a5705
Timestamp:
Wednesday 26 October 2022 at 20:19:05 UTC
()
Proposer:
Authorizers:
Gas used:
47