Flow price: --
846e0de55b9dc4e0da77fddb10148e825bbb34c0a1987580c0b0a42369d4bc08

Transaction

Hash: 846e0de55b9dc4e0da77fddb10148e825bbb34c0a1987580c0b0a42369d4bc08
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 846e0de55b9dc4e0da77fddb10148e825bbb34c0a1987580c0b0a42369d4bc08:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
846e0de55b9dc4e0da77fddb10148e825bbb34c0a1987580c0b0a42369d4bc08
Status:
ERROR
Block height:
40142530
Block id:
ccfcb368e9109142e2e7f2c862ba64f1865410dc8e910bb29469829e2548dae8
Timestamp:
Wednesday 2 November 2022 at 03:11:52 UTC
()
Proposer:
Authorizers:
Gas used:
50