Flow price: --
8c69c73166391085d4730ac9a8dd35e2fbb04005650f861ee88a66cfbdeb5c68

Transaction

Hash: 8c69c73166391085d4730ac9a8dd35e2fbb04005650f861ee88a66cfbdeb5c68
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8c69c73166391085d4730ac9a8dd35e2fbb04005650f861ee88a66cfbdeb5c68:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8c69c73166391085d4730ac9a8dd35e2fbb04005650f861ee88a66cfbdeb5c68
Status:
ERROR
Block height:
40015862
Block id:
fd7825e6d269757d0d7670a969873152f4649071950c61c62a45d5e095876899
Timestamp:
Monday 31 October 2022 at 00:03:27 UTC
()
Proposer:
Authorizers:
Gas used:
49