Flow price: --
b72b5139ec35c5de42b0b1c7d4e61b24aee489f091fd61712c9976e196d69abb

Transaction

Hash: b72b5139ec35c5de42b0b1c7d4e61b24aee489f091fd61712c9976e196d69abb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b72b5139ec35c5de42b0b1c7d4e61b24aee489f091fd61712c9976e196d69abb: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:
b72b5139ec35c5de42b0b1c7d4e61b24aee489f091fd61712c9976e196d69abb
Status:
ERROR
Block height:
40046957
Block id:
85d60acde796beaaddee70d0f62b254899500da64b96c4ec859ac8c875f91002
Timestamp:
Monday 31 October 2022 at 12:32:37 UTC
()
Proposer:
Authorizers:
Gas used:
49