Flow price: --
c2168033e5cca5389fe884fa8c7ccd1f2388211de57afd646dbfbf0e54311a95

Transaction

Hash: c2168033e5cca5389fe884fa8c7ccd1f2388211de57afd646dbfbf0e54311a95
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c2168033e5cca5389fe884fa8c7ccd1f2388211de57afd646dbfbf0e54311a95:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c2168033e5cca5389fe884fa8c7ccd1f2388211de57afd646dbfbf0e54311a95
Status:
ERROR
Block height:
40134126
Block id:
8f687ccb7c76d37c74161a7fccf83a558f9c253f19c31099c838f0e096d51508
Timestamp:
Tuesday 1 November 2022 at 23:47:50 UTC
()
Proposer:
Authorizers:
Gas used:
49