Flow price: --
1bd5081cc4bdc54f00016fc408c12e8332e4b821716e06a14898041516bb5fc7

Transaction

Hash: 1bd5081cc4bdc54f00016fc408c12e8332e4b821716e06a14898041516bb5fc7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1bd5081cc4bdc54f00016fc408c12e8332e4b821716e06a14898041516bb5fc7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1bd5081cc4bdc54f00016fc408c12e8332e4b821716e06a14898041516bb5fc7
Status:
ERROR
Block height:
40029616
Block id:
cc20c7f0e89ecd0a1f2eebc53f71de1891419e9e2e949668860df022f607f796
Timestamp:
Monday 31 October 2022 at 05:34:11 UTC
()
Proposer:
Authorizers:
Gas used:
47