Flow price: --
4d944bbf0177c16bb2077cbac981d407bdf930b610a1b6806132e06f9f095aab

Transaction

Hash: 4d944bbf0177c16bb2077cbac981d407bdf930b610a1b6806132e06f9f095aab
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4d944bbf0177c16bb2077cbac981d407bdf930b610a1b6806132e06f9f095aab: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:
4d944bbf0177c16bb2077cbac981d407bdf930b610a1b6806132e06f9f095aab
Status:
ERROR
Block height:
40059493
Block id:
5d653c998f7a0b491eeefbad6fb8987c6bbf7c1a92ec4bf05dd0ed1293616499
Timestamp:
Monday 31 October 2022 at 17:37:15 UTC
()
Proposer:
Authorizers:
Gas used:
48