Flow price: --
f8c4873162faf2c1afa8be30da1bdde5a1dd7d8433a2e7d0e6caf90aea5fb5fd

Transaction

Hash: f8c4873162faf2c1afa8be30da1bdde5a1dd7d8433a2e7d0e6caf90aea5fb5fd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f8c4873162faf2c1afa8be30da1bdde5a1dd7d8433a2e7d0e6caf90aea5fb5fd: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:
f8c4873162faf2c1afa8be30da1bdde5a1dd7d8433a2e7d0e6caf90aea5fb5fd
Status:
ERROR
Block height:
39785518
Block id:
c20342e574dbe2346539ef0a93159b8620d3fed90578ad82c03b3c34579d72e5
Timestamp:
Thursday 27 October 2022 at 03:45:26 UTC
()
Proposer:
Authorizers:
Gas used:
49