Flow price: --
d05433145e15265805e964bd03f6e22a407b0ac09d5304cba4cef17218131256

Transaction

Hash: d05433145e15265805e964bd03f6e22a407b0ac09d5304cba4cef17218131256
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d05433145e15265805e964bd03f6e22a407b0ac09d5304cba4cef17218131256:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d05433145e15265805e964bd03f6e22a407b0ac09d5304cba4cef17218131256
Status:
ERROR
Block height:
40143437
Block id:
c691360c5b045bb9aac8804d2d2b9c1b63633d0b83b8ff3d8d726fb3e969a52c
Timestamp:
Wednesday 2 November 2022 at 03:33:54 UTC
()
Proposer:
Authorizers:
Gas used:
47