Flow price: --
f9fc0259a288bfc52ff714b225ed0f00b4bc5edfb08d5b4029d1cd43b765378c

Transaction

Hash: f9fc0259a288bfc52ff714b225ed0f00b4bc5edfb08d5b4029d1cd43b765378c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f9fc0259a288bfc52ff714b225ed0f00b4bc5edfb08d5b4029d1cd43b765378c: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:
f9fc0259a288bfc52ff714b225ed0f00b4bc5edfb08d5b4029d1cd43b765378c
Status:
ERROR
Block height:
40045959
Block id:
32fda78af312722ba2bd2aa679724cbf2eb94708bae616e98907871fb603bb05
Timestamp:
Monday 31 October 2022 at 12:08:31 UTC
()
Proposer:
Authorizers:
Gas used:
46