Flow price: --
114997c60498e554f041aeb562259011c5c86fadafad8bb8c9a3b95bf2957148

Transaction

Hash: 114997c60498e554f041aeb562259011c5c86fadafad8bb8c9a3b95bf2957148
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 114997c60498e554f041aeb562259011c5c86fadafad8bb8c9a3b95bf2957148:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
114997c60498e554f041aeb562259011c5c86fadafad8bb8c9a3b95bf2957148
Status:
ERROR
Block height:
40117874
Block id:
c87ba696e4e9a742ec939b113ae21ac05568d7c788d7562e8f80796c8aee9fee
Timestamp:
Tuesday 1 November 2022 at 17:09:26 UTC
()
Proposer:
Authorizers:
Gas used:
49