Flow price: --
8e6f76fb03aa87f3c8ac4abdb7447091d2ca4011ecf0dcc5b4e0b0a2b9cb7412

Transaction

Hash: 8e6f76fb03aa87f3c8ac4abdb7447091d2ca4011ecf0dcc5b4e0b0a2b9cb7412
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8e6f76fb03aa87f3c8ac4abdb7447091d2ca4011ecf0dcc5b4e0b0a2b9cb7412:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8e6f76fb03aa87f3c8ac4abdb7447091d2ca4011ecf0dcc5b4e0b0a2b9cb7412
Status:
ERROR
Block height:
39792861
Block id:
6b9c9e51158d7c35ccf16c40ca10cbc5f22e5fe870740ec1d69ffb8b198e9bb3
Timestamp:
Thursday 27 October 2022 at 06:42:13 UTC
()
Proposer:
Authorizers:
Gas used:
46