Flow price: --
a1808eb54ae9aa3c40a3c8b226c40061ecf1e74d2dfe7642132ea6803407220e

Transaction

Hash: a1808eb54ae9aa3c40a3c8b226c40061ecf1e74d2dfe7642132ea6803407220e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a1808eb54ae9aa3c40a3c8b226c40061ecf1e74d2dfe7642132ea6803407220e: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:
a1808eb54ae9aa3c40a3c8b226c40061ecf1e74d2dfe7642132ea6803407220e
Status:
ERROR
Block height:
40102732
Block id:
2865bd58ffc2b6c0930e875fd31303050172e3e8f1af2b6c326906333d19fad0
Timestamp:
Tuesday 1 November 2022 at 11:01:24 UTC
()
Proposer:
Authorizers:
Gas used:
47