Flow price: --
1c7fc6aa0360b6b8c9db656d51fb25622ef05310458dedf6c167a365f4310b9c

Transaction

Hash: 1c7fc6aa0360b6b8c9db656d51fb25622ef05310458dedf6c167a365f4310b9c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1c7fc6aa0360b6b8c9db656d51fb25622ef05310458dedf6c167a365f4310b9c: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:
1c7fc6aa0360b6b8c9db656d51fb25622ef05310458dedf6c167a365f4310b9c
Status:
ERROR
Block height:
39857041
Block id:
e6cf16844ce69f11734662c8333161690d814f6d269c0914dd0fff61a71e21d2
Timestamp:
Friday 28 October 2022 at 08:37:33 UTC
()
Proposer:
Authorizers:
Gas used:
46