Flow price: --
ab26b49b840d20cd0b89eacf61b97200e14872d29cb2d3e173c6e6702710397d

Transaction

Hash: ab26b49b840d20cd0b89eacf61b97200e14872d29cb2d3e173c6e6702710397d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ab26b49b840d20cd0b89eacf61b97200e14872d29cb2d3e173c6e6702710397d: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:
ab26b49b840d20cd0b89eacf61b97200e14872d29cb2d3e173c6e6702710397d
Status:
ERROR
Block height:
40117479
Block id:
88f62c6f0c67e5287bd2aba10b06332af46d274d4e2f84b0a89080ddb448117f
Timestamp:
Tuesday 1 November 2022 at 16:59:51 UTC
()
Proposer:
Authorizers:
Gas used:
47