Flow price: --
c9ba8ddf7e46578ae7b73bedf6e575123a28364f82c4010d4cd2992fe30c5ea7

Transaction

Hash: c9ba8ddf7e46578ae7b73bedf6e575123a28364f82c4010d4cd2992fe30c5ea7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c9ba8ddf7e46578ae7b73bedf6e575123a28364f82c4010d4cd2992fe30c5ea7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c9ba8ddf7e46578ae7b73bedf6e575123a28364f82c4010d4cd2992fe30c5ea7
Status:
ERROR
Block height:
40026186
Block id:
35b2d225e088a947f0993a85bcf0134ba97e2e93d5bdce6a1d4d724d37775967
Timestamp:
Monday 31 October 2022 at 04:10:27 UTC
()
Proposer:
Authorizers:
Gas used:
47