Flow price: --
04e62daf5f820c153aaffd67d39f6556d27e1e60129c0fdd350508b33dc96273

Transaction

Hash: 04e62daf5f820c153aaffd67d39f6556d27e1e60129c0fdd350508b33dc96273
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 04e62daf5f820c153aaffd67d39f6556d27e1e60129c0fdd350508b33dc96273:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
04e62daf5f820c153aaffd67d39f6556d27e1e60129c0fdd350508b33dc96273
Status:
ERROR
Block height:
39914667
Block id:
730f06f3ece0edaab5b9b97f2fa40946a926d4d95a9c4bfb822ae04cd3aed573
Timestamp:
Saturday 29 October 2022 at 07:38:19 UTC
()
Proposer:
Authorizers:
Gas used:
46