Flow price: --
313487118f26a5adf1a1694ee879b8520b55e1bbc1e0287ad68a471dcba1c27c

Transaction

Hash: 313487118f26a5adf1a1694ee879b8520b55e1bbc1e0287ad68a471dcba1c27c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 313487118f26a5adf1a1694ee879b8520b55e1bbc1e0287ad68a471dcba1c27c: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:
313487118f26a5adf1a1694ee879b8520b55e1bbc1e0287ad68a471dcba1c27c
Status:
ERROR
Block height:
40008293
Block id:
f753ae93992ca5a8d56c18ac02630f6d4d52526a339eca21d67a7e15fd3a7fa6
Timestamp:
Sunday 30 October 2022 at 21:04:38 UTC
()
Proposer:
Authorizers:
Gas used:
47