Flow price: --
3f19a6950da6a1ef878ef99e8bd9521a311d13c92d6d79058a7f970e2a963de6

Transaction

Hash: 3f19a6950da6a1ef878ef99e8bd9521a311d13c92d6d79058a7f970e2a963de6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3f19a6950da6a1ef878ef99e8bd9521a311d13c92d6d79058a7f970e2a963de6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3f19a6950da6a1ef878ef99e8bd9521a311d13c92d6d79058a7f970e2a963de6
Status:
ERROR
Block height:
40107448
Block id:
11ad0cba7e39d0e34ada9306620c9d09d8c6ac2e378a568c1a0de763690eb51a
Timestamp:
Tuesday 1 November 2022 at 12:55:59 UTC
()
Proposer:
Authorizers:
Gas used:
59