Flow price: --
75a8be2a5801ffc80cf0bc4b79c60c7099bb9bbffcc839bda70835efd5b4a4f4

Transaction

Hash: 75a8be2a5801ffc80cf0bc4b79c60c7099bb9bbffcc839bda70835efd5b4a4f4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 75a8be2a5801ffc80cf0bc4b79c60c7099bb9bbffcc839bda70835efd5b4a4f4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
75a8be2a5801ffc80cf0bc4b79c60c7099bb9bbffcc839bda70835efd5b4a4f4
Status:
ERROR
Block height:
40148738
Block id:
796a48eefc3b21ef109ca5f1103782907bb7f6a79e798524a490fd041366c91c
Timestamp:
Wednesday 2 November 2022 at 05:43:17 UTC
()
Proposer:
Authorizers:
Gas used:
48